Home / 1,051,518.40-1,577,666.40-341,569.60

Finding the Fourth Proportional to 1,051,518.40, 1,577,666.40 and 341,569.60

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Solution

The fourth proportional to 1,051,518.40, 1,577,666.40 and 341,569.60 is: 512,480.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,518.40 : 1,577,666.40 = 341,569.60 : x
  2. Step 2: Convert to fraction form
    1,051,518.40/1,577,666.40 = 341,569.60/x
  3. Step 3: Cross multiply
    1,051,518.40x = 1,577,666.40 × 341,569.60
  4. Step 4: Simplify right side
    1,051,518.40x = 538,882,881,181.44
  5. Step 5: Solve for x
    x = 538,882,881,181.44/1,051,518.40
  6. Step 6: Final answer
    x = 512,480.70

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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.