Home / 1,345,148.61-1,856,292.89-741,536.61

Finding the Fourth Proportional to 1,345,148.61, 1,856,292.89 and 741,536.61

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Solution

The fourth proportional to 1,345,148.61, 1,856,292.89 and 741,536.61 is: 1,023,313.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,148.61 : 1,856,292.89 = 741,536.61 : x
  2. Step 2: Convert to fraction form
    1,345,148.61/1,856,292.89 = 741,536.61/x
  3. Step 3: Cross multiply
    1,345,148.61x = 1,856,292.89 × 741,536.61
  4. Step 4: Simplify right side
    1,345,148.61x = 1,376,509,136,817.70
  5. Step 5: Solve for x
    x = 1,376,509,136,817.70/1,345,148.61
  6. Step 6: Final answer
    x = 1,023,313.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.