Home / 1,291,799.76-1,937,831.76-493,753.02

Finding the Fourth Proportional to 1,291,799.76, 1,937,831.76 and 493,753.02

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Solution

The fourth proportional to 1,291,799.76, 1,937,831.76 and 493,753.02 is: 740,680.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,291,799.76 : 1,937,831.76 = 493,753.02 : x
  2. Step 2: Convert to fraction form
    1,291,799.76/1,937,831.76 = 493,753.02/x
  3. Step 3: Cross multiply
    1,291,799.76x = 1,937,831.76 × 493,753.02
  4. Step 4: Simplify right side
    1,291,799.76x = 956,810,283,751.92
  5. Step 5: Solve for x
    x = 956,810,283,751.92/1,291,799.76
  6. Step 6: Final answer
    x = 740,680.03

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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.