Home / 1,480,292.70-2,217,486.60-1,031,520.30

Finding the Fourth Proportional to 1,480,292.70, 2,217,486.60 and 1,031,520.30

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Solution

The fourth proportional to 1,480,292.70, 2,217,486.60 and 1,031,520.30 is: 1,545,223.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,480,292.70 : 2,217,486.60 = 1,031,520.30 : x
  2. Step 2: Convert to fraction form
    1,480,292.70/2,217,486.60 = 1,031,520.30/x
  3. Step 3: Cross multiply
    1,480,292.70x = 2,217,486.60 × 1,031,520.30
  4. Step 4: Simplify right side
    1,480,292.70x = 2,287,382,442,877.98
  5. Step 5: Solve for x
    x = 2,287,382,442,877.98/1,480,292.70
  6. Step 6: Final answer
    x = 1,545,223.08

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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.