Home / 4,982,078.10-7,473,117.15-1,787,527.20

Finding the Fourth Proportional to 4,982,078.10, 7,473,117.15 and 1,787,527.20

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Solution

The fourth proportional to 4,982,078.10, 7,473,117.15 and 1,787,527.20 is: 2,681,290.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,982,078.10 : 7,473,117.15 = 1,787,527.20 : x
  2. Step 2: Convert to fraction form
    4,982,078.10/7,473,117.15 = 1,787,527.20/x
  3. Step 3: Cross multiply
    4,982,078.10x = 7,473,117.15 × 1,787,527.20
  4. Step 4: Simplify right side
    4,982,078.10x = 13,358,400,174,411.48
  5. Step 5: Solve for x
    x = 13,358,400,174,411.48/4,982,078.10
  6. Step 6: Final answer
    x = 2,681,290.80

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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.