Home / 1,948,586.49-2,689,001.61-1,077,398.24

Finding the Fourth Proportional to 1,948,586.49, 2,689,001.61 and 1,077,398.24

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Solution

The fourth proportional to 1,948,586.49, 2,689,001.61 and 1,077,398.24 is: 1,486,783.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,948,586.49 : 2,689,001.61 = 1,077,398.24 : x
  2. Step 2: Convert to fraction form
    1,948,586.49/2,689,001.61 = 1,077,398.24/x
  3. Step 3: Cross multiply
    1,948,586.49x = 2,689,001.61 × 1,077,398.24
  4. Step 4: Simplify right side
    1,948,586.49x = 2,897,125,588,526.16
  5. Step 5: Solve for x
    x = 2,897,125,588,526.16/1,948,586.49
  6. Step 6: Final answer
    x = 1,486,783.16

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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.