Home / 1,613,188.13-2,420,290.76-760,225.32

Finding the Fourth Proportional to 1,613,188.13, 2,420,290.76 and 760,225.32

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Solution

The fourth proportional to 1,613,188.13, 2,420,290.76 and 760,225.32 is: 1,140,577.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,613,188.13 : 2,420,290.76 = 760,225.32 : x
  2. Step 2: Convert to fraction form
    1,613,188.13/2,420,290.76 = 760,225.32/x
  3. Step 3: Cross multiply
    1,613,188.13x = 2,420,290.76 × 760,225.32
  4. Step 4: Simplify right side
    1,613,188.13x = 1,839,966,313,712.92
  5. Step 5: Solve for x
    x = 1,839,966,313,712.92/1,613,188.13
  6. Step 6: Final answer
    x = 1,140,577.65

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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.