Home / 1,658,470.47-2,487,719.57-460,486.22

Finding the Fourth Proportional to 1,658,470.47, 2,487,719.57 and 460,486.22

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Solution

The fourth proportional to 1,658,470.47, 2,487,719.57 and 460,486.22 is: 690,733.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,658,470.47 : 2,487,719.57 = 460,486.22 : x
  2. Step 2: Convert to fraction form
    1,658,470.47/2,487,719.57 = 460,486.22/x
  3. Step 3: Cross multiply
    1,658,470.47x = 2,487,719.57 × 460,486.22
  4. Step 4: Simplify right side
    1,658,470.47x = 1,145,560,566,468.30
  5. Step 5: Solve for x
    x = 1,145,560,566,468.30/1,658,470.47
  6. Step 6: Final answer
    x = 690,733.17

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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.