Home / 1,493,582.78-2,061,122.10-840,159.47

Finding the Fourth Proportional to 1,493,582.78, 2,061,122.10 and 840,159.47

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Solution

The fourth proportional to 1,493,582.78, 2,061,122.10 and 840,159.47 is: 1,159,407.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,493,582.78 : 2,061,122.10 = 840,159.47 : x
  2. Step 2: Convert to fraction form
    1,493,582.78/2,061,122.10 = 840,159.47/x
  3. Step 3: Cross multiply
    1,493,582.78x = 2,061,122.10 × 840,159.47
  4. Step 4: Simplify right side
    1,493,582.78x = 1,731,671,240,835.68
  5. Step 5: Solve for x
    x = 1,731,671,240,835.68/1,493,582.78
  6. Step 6: Final answer
    x = 1,159,407.61

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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.