Home / 2,641,459.73-3,960,570.35-1,124,278.71

Finding the Fourth Proportional to 2,641,459.73, 3,960,570.35 and 1,124,278.71

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Solution

The fourth proportional to 2,641,459.73, 3,960,570.35 and 1,124,278.71 is: 1,685,728.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,641,459.73 : 3,960,570.35 = 1,124,278.71 : x
  2. Step 2: Convert to fraction form
    2,641,459.73/3,960,570.35 = 1,124,278.71/x
  3. Step 3: Cross multiply
    2,641,459.73x = 3,960,570.35 × 1,124,278.71
  4. Step 4: Simplify right side
    2,641,459.73x = 4,452,784,911,920.81
  5. Step 5: Solve for x
    x = 4,452,784,911,920.81/2,641,459.73
  6. Step 6: Final answer
    x = 1,685,728.87

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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.