Home / 2,107,267.20-2,908,029-1,140,397.74

Finding the Fourth Proportional to 2,107,267.20, 2,908,029 and 1,140,397.74

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Solution

The fourth proportional to 2,107,267.20, 2,908,029 and 1,140,397.74 is: 1,573,749.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,107,267.20 : 2,908,029 = 1,140,397.74 : x
  2. Step 2: Convert to fraction form
    2,107,267.20/2,908,029 = 1,140,397.74/x
  3. Step 3: Cross multiply
    2,107,267.20x = 2,908,029 × 1,140,397.74
  4. Step 4: Simplify right side
    2,107,267.20x = 3,316,309,699,454.46
  5. Step 5: Solve for x
    x = 3,316,309,699,454.46/2,107,267.20
  6. Step 6: Final answer
    x = 1,573,749.02

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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.