Home / 2,912,693.40-4,367,727.90-1,114,979.40

Finding the Fourth Proportional to 2,912,693.40, 4,367,727.90 and 1,114,979.40

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Solution

The fourth proportional to 2,912,693.40, 4,367,727.90 and 1,114,979.40 is: 1,671,966.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,693.40 : 4,367,727.90 = 1,114,979.40 : x
  2. Step 2: Convert to fraction form
    2,912,693.40/4,367,727.90 = 1,114,979.40/x
  3. Step 3: Cross multiply
    2,912,693.40x = 4,367,727.90 × 1,114,979.40
  4. Step 4: Simplify right side
    2,912,693.40x = 4,869,926,633,305.26
  5. Step 5: Solve for x
    x = 4,869,926,633,305.26/2,912,693.40
  6. Step 6: Final answer
    x = 1,671,966.79

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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.