Home / 1,425,706.50-2,138,541.29-346,227.91

Finding the Fourth Proportional to 1,425,706.50, 2,138,541.29 and 346,227.91

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Solution

The fourth proportional to 1,425,706.50, 2,138,541.29 and 346,227.91 is: 519,337.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,425,706.50 : 2,138,541.29 = 346,227.91 : x
  2. Step 2: Convert to fraction form
    1,425,706.50/2,138,541.29 = 346,227.91/x
  3. Step 3: Cross multiply
    1,425,706.50x = 2,138,541.29 × 346,227.91
  4. Step 4: Simplify right side
    1,425,706.50x = 740,422,674,446.47
  5. Step 5: Solve for x
    x = 740,422,674,446.47/1,425,706.50
  6. Step 6: Final answer
    x = 519,337.38

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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.