Home / 1,535,768.46-2,119,265.17-847,445.74

Finding the Fourth Proportional to 1,535,768.46, 2,119,265.17 and 847,445.74

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Solution

The fourth proportional to 1,535,768.46, 2,119,265.17 and 847,445.74 is: 1,169,422.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,535,768.46 : 2,119,265.17 = 847,445.74 : x
  2. Step 2: Convert to fraction form
    1,535,768.46/2,119,265.17 = 847,445.74/x
  3. Step 3: Cross multiply
    1,535,768.46x = 2,119,265.17 × 847,445.74
  4. Step 4: Simplify right side
    1,535,768.46x = 1,795,962,240,246.88
  5. Step 5: Solve for x
    x = 1,795,962,240,246.88/1,535,768.46
  6. Step 6: Final answer
    x = 1,169,422.53

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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.