Home / 1,787,400.40-2,466,595.17-1,330,557.94

Finding the Fourth Proportional to 1,787,400.40, 2,466,595.17 and 1,330,557.94

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Solution

The fourth proportional to 1,787,400.40, 2,466,595.17 and 1,330,557.94 is: 1,836,157.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,787,400.40 : 2,466,595.17 = 1,330,557.94 : x
  2. Step 2: Convert to fraction form
    1,787,400.40/2,466,595.17 = 1,330,557.94/x
  3. Step 3: Cross multiply
    1,787,400.40x = 2,466,595.17 × 1,330,557.94
  4. Step 4: Simplify right side
    1,787,400.40x = 3,281,947,788,209.15
  5. Step 5: Solve for x
    x = 3,281,947,788,209.15/1,787,400.40
  6. Step 6: Final answer
    x = 1,836,157.02

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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.