Home / 1,428,008.76-2,142,018.14-363,050.93

Finding the Fourth Proportional to 1,428,008.76, 2,142,018.14 and 363,050.93

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Solution

The fourth proportional to 1,428,008.76, 2,142,018.14 and 363,050.93 is: 544,577.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,428,008.76 : 2,142,018.14 = 363,050.93 : x
  2. Step 2: Convert to fraction form
    1,428,008.76/2,142,018.14 = 363,050.93/x
  3. Step 3: Cross multiply
    1,428,008.76x = 2,142,018.14 × 363,050.93
  4. Step 4: Simplify right side
    1,428,008.76x = 777,661,665,278.53
  5. Step 5: Solve for x
    x = 777,661,665,278.53/1,428,008.76
  6. Step 6: Final answer
    x = 544,577.66

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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.