Home / 1,609,998-2,415,432.57-545,040.17

Finding the Fourth Proportional to 1,609,998, 2,415,432.57 and 545,040.17

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Solution

The fourth proportional to 1,609,998, 2,415,432.57 and 545,040.17 is: 817,707.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,609,998 : 2,415,432.57 = 545,040.17 : x
  2. Step 2: Convert to fraction form
    1,609,998/2,415,432.57 = 545,040.17/x
  3. Step 3: Cross multiply
    1,609,998x = 2,415,432.57 × 545,040.17
  4. Step 4: Simplify right side
    1,609,998x = 1,316,507,766,499.17
  5. Step 5: Solve for x
    x = 1,316,507,766,499.17/1,609,998
  6. Step 6: Final answer
    x = 817,707.70

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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.