Home / 1,811,689.20-2,714,423.40-863,017.20

Finding the Fourth Proportional to 1,811,689.20, 2,714,423.40 and 863,017.20

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Solution

The fourth proportional to 1,811,689.20, 2,714,423.40 and 863,017.20 is: 1,293,044.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,811,689.20 : 2,714,423.40 = 863,017.20 : x
  2. Step 2: Convert to fraction form
    1,811,689.20/2,714,423.40 = 863,017.20/x
  3. Step 3: Cross multiply
    1,811,689.20x = 2,714,423.40 × 863,017.20
  4. Step 4: Simplify right side
    1,811,689.20x = 2,342,594,082,282.48
  5. Step 5: Solve for x
    x = 2,342,594,082,282.48/1,811,689.20
  6. Step 6: Final answer
    x = 1,293,044.13

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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.