Home / 1,771,438.10-2,657,157.15-492,043.10

Finding the Fourth Proportional to 1,771,438.10, 2,657,157.15 and 492,043.10

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Solution

The fourth proportional to 1,771,438.10, 2,657,157.15 and 492,043.10 is: 738,064.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,771,438.10 : 2,657,157.15 = 492,043.10 : x
  2. Step 2: Convert to fraction form
    1,771,438.10/2,657,157.15 = 492,043.10/x
  3. Step 3: Cross multiply
    1,771,438.10x = 2,657,157.15 × 492,043.10
  4. Step 4: Simplify right side
    1,771,438.10x = 1,307,435,841,273.16
  5. Step 5: Solve for x
    x = 1,307,435,841,273.16/1,771,438.10
  6. Step 6: Final answer
    x = 738,064.65

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.