Home / 1,513,009.60-2,268,695.20-626,635.20

Finding the Fourth Proportional to 1,513,009.60, 2,268,695.20 and 626,635.20

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Solution

The fourth proportional to 1,513,009.60, 2,268,695.20 and 626,635.20 is: 939,613.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,009.60 : 2,268,695.20 = 626,635.20 : x
  2. Step 2: Convert to fraction form
    1,513,009.60/2,268,695.20 = 626,635.20/x
  3. Step 3: Cross multiply
    1,513,009.60x = 2,268,695.20 × 626,635.20
  4. Step 4: Simplify right side
    1,513,009.60x = 1,421,644,270,391.04
  5. Step 5: Solve for x
    x = 1,421,644,270,391.04/1,513,009.60
  6. Step 6: Final answer
    x = 939,613.52

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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.