Home / 1,376,831.60-2,064,445.50-534,399.20

Finding the Fourth Proportional to 1,376,831.60, 2,064,445.50 and 534,399.20

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Solution

The fourth proportional to 1,376,831.60, 2,064,445.50 and 534,399.20 is: 801,287.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,376,831.60 : 2,064,445.50 = 534,399.20 : x
  2. Step 2: Convert to fraction form
    1,376,831.60/2,064,445.50 = 534,399.20/x
  3. Step 3: Cross multiply
    1,376,831.60x = 2,064,445.50 × 534,399.20
  4. Step 4: Simplify right side
    1,376,831.60x = 1,103,238,023,643.60
  5. Step 5: Solve for x
    x = 1,103,238,023,643.60/1,376,831.60
  6. Step 6: Final answer
    x = 801,287.55

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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.