Home / 1,005,997.50-1,509,000.12-955,543.50

Finding the Fourth Proportional to 1,005,997.50, 1,509,000.12 and 955,543.50

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Solution

The fourth proportional to 1,005,997.50, 1,509,000.12 and 955,543.50 is: 1,433,318.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,997.50 : 1,509,000.12 = 955,543.50 : x
  2. Step 2: Convert to fraction form
    1,005,997.50/1,509,000.12 = 955,543.50/x
  3. Step 3: Cross multiply
    1,005,997.50x = 1,509,000.12 × 955,543.50
  4. Step 4: Simplify right side
    1,005,997.50x = 1,441,915,256,165.22
  5. Step 5: Solve for x
    x = 1,441,915,256,165.22/1,005,997.50
  6. Step 6: Final answer
    x = 1,433,318.93

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1.5x scale

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.