Home / 1,011,740.43-1,517,415.98-471,847.89

Finding the Fourth Proportional to 1,011,740.43, 1,517,415.98 and 471,847.89

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Solution

The fourth proportional to 1,011,740.43, 1,517,415.98 and 471,847.89 is: 707,681.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,740.43 : 1,517,415.98 = 471,847.89 : x
  2. Step 2: Convert to fraction form
    1,011,740.43/1,517,415.98 = 471,847.89/x
  3. Step 3: Cross multiply
    1,011,740.43x = 1,517,415.98 × 471,847.89
  4. Step 4: Simplify right side
    1,011,740.43x = 715,989,526,056.04
  5. Step 5: Solve for x
    x = 715,989,526,056.04/1,011,740.43
  6. Step 6: Final answer
    x = 707,681.05

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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.