Home / 5,257,411.10-7,889,615.85-2,982,931.10

Finding the Fourth Proportional to 5,257,411.10, 7,889,615.85 and 2,982,931.10

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Solution

The fourth proportional to 5,257,411.10, 7,889,615.85 and 2,982,931.10 is: 4,476,382.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,257,411.10 : 7,889,615.85 = 2,982,931.10 : x
  2. Step 2: Convert to fraction form
    5,257,411.10/7,889,615.85 = 2,982,931.10/x
  3. Step 3: Cross multiply
    5,257,411.10x = 7,889,615.85 × 2,982,931.10
  4. Step 4: Simplify right side
    5,257,411.10x = 23,534,180,486,017.93
  5. Step 5: Solve for x
    x = 23,534,180,486,017.93/5,257,411.10
  6. Step 6: Final answer
    x = 4,476,382.01

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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.