Home / 1,403,370.04-2,105,188.44-392,492.20

Finding the Fourth Proportional to 1,403,370.04, 2,105,188.44 and 392,492.20

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Solution

The fourth proportional to 1,403,370.04, 2,105,188.44 and 392,492.20 is: 588,775.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,403,370.04 : 2,105,188.44 = 392,492.20 : x
  2. Step 2: Convert to fraction form
    1,403,370.04/2,105,188.44 = 392,492.20/x
  3. Step 3: Cross multiply
    1,403,370.04x = 2,105,188.44 × 392,492.20
  4. Step 4: Simplify right side
    1,403,370.04x = 826,270,042,230.17
  5. Step 5: Solve for x
    x = 826,270,042,230.17/1,403,370.04
  6. Step 6: Final answer
    x = 588,775.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.