Home / 2,045,723.78-3,068,475.18-625,780

Finding the Fourth Proportional to 2,045,723.78, 3,068,475.18 and 625,780

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Solution

The fourth proportional to 2,045,723.78, 3,068,475.18 and 625,780 is: 938,636.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,045,723.78 : 3,068,475.18 = 625,780 : x
  2. Step 2: Convert to fraction form
    2,045,723.78/3,068,475.18 = 625,780/x
  3. Step 3: Cross multiply
    2,045,723.78x = 3,068,475.18 × 625,780
  4. Step 4: Simplify right side
    2,045,723.78x = 1,920,190,398,140.40
  5. Step 5: Solve for x
    x = 1,920,190,398,140.40/2,045,723.78
  6. Step 6: Final answer
    x = 938,636.20

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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.