Home / 1,006,838.40-1,508,702.40-873,091.20

Finding the Fourth Proportional to 1,006,838.40, 1,508,702.40 and 873,091.20

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Solution

The fourth proportional to 1,006,838.40, 1,508,702.40 and 873,091.20 is: 1,308,288.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,838.40 : 1,508,702.40 = 873,091.20 : x
  2. Step 2: Convert to fraction form
    1,006,838.40/1,508,702.40 = 873,091.20/x
  3. Step 3: Cross multiply
    1,006,838.40x = 1,508,702.40 × 873,091.20
  4. Step 4: Simplify right side
    1,006,838.40x = 1,317,234,788,858.88
  5. Step 5: Solve for x
    x = 1,317,234,788,858.88/1,006,838.40
  6. Step 6: Final answer
    x = 1,308,288.19

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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.