Home / 1,490,397.48-2,057,031.94-845,878.04

Finding the Fourth Proportional to 1,490,397.48, 2,057,031.94 and 845,878.04

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Solution

The fourth proportional to 1,490,397.48, 2,057,031.94 and 845,878.04 is: 1,167,472.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,490,397.48 : 2,057,031.94 = 845,878.04 : x
  2. Step 2: Convert to fraction form
    1,490,397.48/2,057,031.94 = 845,878.04/x
  3. Step 3: Cross multiply
    1,490,397.48x = 2,057,031.94 × 845,878.04
  4. Step 4: Simplify right side
    1,490,397.48x = 1,739,998,145,624.60
  5. Step 5: Solve for x
    x = 1,739,998,145,624.60/1,490,397.48
  6. Step 6: Final answer
    x = 1,167,472.55

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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.