Home / 1,708,272.10-2,563,392.30-644,077.90

Finding the Fourth Proportional to 1,708,272.10, 2,563,392.30 and 644,077.90

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Solution

The fourth proportional to 1,708,272.10, 2,563,392.30 and 644,077.90 is: 966,487.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,708,272.10 : 2,563,392.30 = 644,077.90 : x
  2. Step 2: Convert to fraction form
    1,708,272.10/2,563,392.30 = 644,077.90/x
  3. Step 3: Cross multiply
    1,708,272.10x = 2,563,392.30 × 644,077.90
  4. Step 4: Simplify right side
    1,708,272.10x = 1,651,024,329,460.17
  5. Step 5: Solve for x
    x = 1,651,024,329,460.17/1,708,272.10
  6. Step 6: Final answer
    x = 966,487.91

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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.