Home / 1,656,218.10-2,484,327.15-857,744.40

Finding the Fourth Proportional to 1,656,218.10, 2,484,327.15 and 857,744.40

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Solution

The fourth proportional to 1,656,218.10, 2,484,327.15 and 857,744.40 is: 1,286,616.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,656,218.10 : 2,484,327.15 = 857,744.40 : x
  2. Step 2: Convert to fraction form
    1,656,218.10/2,484,327.15 = 857,744.40/x
  3. Step 3: Cross multiply
    1,656,218.10x = 2,484,327.15 × 857,744.40
  4. Step 4: Simplify right side
    1,656,218.10x = 2,130,917,700,680.46
  5. Step 5: Solve for x
    x = 2,130,917,700,680.46/1,656,218.10
  6. Step 6: Final answer
    x = 1,286,616.60

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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.