Home / 1,928,864.10-2,893,296.15-649,364.61

Finding the Fourth Proportional to 1,928,864.10, 2,893,296.15 and 649,364.61

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Solution

The fourth proportional to 1,928,864.10, 2,893,296.15 and 649,364.61 is: 974,046.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,928,864.10 : 2,893,296.15 = 649,364.61 : x
  2. Step 2: Convert to fraction form
    1,928,864.10/2,893,296.15 = 649,364.61/x
  3. Step 3: Cross multiply
    1,928,864.10x = 2,893,296.15 × 649,364.61
  4. Step 4: Simplify right side
    1,928,864.10x = 1,878,804,126,059.25
  5. Step 5: Solve for x
    x = 1,878,804,126,059.25/1,928,864.10
  6. Step 6: Final answer
    x = 974,046.92

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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.