Home / 1,787,281.20-2,466,443.52-971,484.84

Finding the Fourth Proportional to 1,787,281.20, 2,466,443.52 and 971,484.84

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Solution

The fourth proportional to 1,787,281.20, 2,466,443.52 and 971,484.84 is: 1,340,646.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,787,281.20 : 2,466,443.52 = 971,484.84 : x
  2. Step 2: Convert to fraction form
    1,787,281.20/2,466,443.52 = 971,484.84/x
  3. Step 3: Cross multiply
    1,787,281.20x = 2,466,443.52 × 971,484.84
  4. Step 4: Simplify right side
    1,787,281.20x = 2,396,112,488,396.24
  5. Step 5: Solve for x
    x = 2,396,112,488,396.24/1,787,281.20
  6. Step 6: Final answer
    x = 1,340,646.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.