Home / 1,878,478.22-2,592,306.45-1,019,044.62

Finding the Fourth Proportional to 1,878,478.22, 2,592,306.45 and 1,019,044.62

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Solution

The fourth proportional to 1,878,478.22, 2,592,306.45 and 1,019,044.62 is: 1,406,285.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,878,478.22 : 2,592,306.45 = 1,019,044.62 : x
  2. Step 2: Convert to fraction form
    1,878,478.22/2,592,306.45 = 1,019,044.62/x
  3. Step 3: Cross multiply
    1,878,478.22x = 2,592,306.45 × 1,019,044.62
  4. Step 4: Simplify right side
    1,878,478.22x = 2,641,675,941,263.80
  5. Step 5: Solve for x
    x = 2,641,675,941,263.80/1,878,478.22
  6. Step 6: Final answer
    x = 1,406,285.10

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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.