Home / 2,696,909.80-4,045,947.90-899,487.40

Finding the Fourth Proportional to 2,696,909.80, 4,045,947.90 and 899,487.40

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Solution

The fourth proportional to 2,696,909.80, 4,045,947.90 and 899,487.40 is: 1,349,425.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,696,909.80 : 4,045,947.90 = 899,487.40 : x
  2. Step 2: Convert to fraction form
    2,696,909.80/4,045,947.90 = 899,487.40/x
  3. Step 3: Cross multiply
    2,696,909.80x = 4,045,947.90 × 899,487.40
  4. Step 4: Simplify right side
    2,696,909.80x = 3,639,279,157,106.46
  5. Step 5: Solve for x
    x = 3,639,279,157,106.46/2,696,909.80
  6. Step 6: Final answer
    x = 1,349,425.61

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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.