Home / 1,947,366.28-2,921,017.80-749,548.80

Finding the Fourth Proportional to 1,947,366.28, 2,921,017.80 and 749,548.80

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Solution

The fourth proportional to 1,947,366.28, 2,921,017.80 and 749,548.80 is: 1,124,311.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,947,366.28 : 2,921,017.80 = 749,548.80 : x
  2. Step 2: Convert to fraction form
    1,947,366.28/2,921,017.80 = 749,548.80/x
  3. Step 3: Cross multiply
    1,947,366.28x = 2,921,017.80 × 749,548.80
  4. Step 4: Simplify right side
    1,947,366.28x = 2,189,445,386,768.64
  5. Step 5: Solve for x
    x = 2,189,445,386,768.64/1,947,366.28
  6. Step 6: Final answer
    x = 1,124,311.03

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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.