Home / 1,369,950.40-2,055,275.52-528,276.16

Finding the Fourth Proportional to 1,369,950.40, 2,055,275.52 and 528,276.16

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Solution

The fourth proportional to 1,369,950.40, 2,055,275.52 and 528,276.16 is: 792,549.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,369,950.40 : 2,055,275.52 = 528,276.16 : x
  2. Step 2: Convert to fraction form
    1,369,950.40/2,055,275.52 = 528,276.16/x
  3. Step 3: Cross multiply
    1,369,950.40x = 2,055,275.52 × 528,276.16
  4. Step 4: Simplify right side
    1,369,950.40x = 1,085,753,059,447.60
  5. Step 5: Solve for x
    x = 1,085,753,059,447.60/1,369,950.40
  6. Step 6: Final answer
    x = 792,549.18

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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.