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Finding the Fourth Proportional to 1,341,627.04, 1,851,474 and 738,015.04

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Solution

The fourth proportional to 1,341,627.04, 1,851,474 and 738,015.04 is: 1,018,476.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,627.04 : 1,851,474 = 738,015.04 : x
  2. Step 2: Convert to fraction form
    1,341,627.04/1,851,474 = 738,015.04/x
  3. Step 3: Cross multiply
    1,341,627.04x = 1,851,474 × 738,015.04
  4. Step 4: Simplify right side
    1,341,627.04x = 1,366,415,658,168.96
  5. Step 5: Solve for x
    x = 1,366,415,658,168.96/1,341,627.04
  6. Step 6: Final answer
    x = 1,018,476.53

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.