Home / 1,154,867.76-1,593,752.76-645,591.60

Finding the Fourth Proportional to 1,154,867.76, 1,593,752.76 and 645,591.60

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Solution

The fourth proportional to 1,154,867.76, 1,593,752.76 and 645,591.60 is: 890,936.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,867.76 : 1,593,752.76 = 645,591.60 : x
  2. Step 2: Convert to fraction form
    1,154,867.76/1,593,752.76 = 645,591.60/x
  3. Step 3: Cross multiply
    1,154,867.76x = 1,593,752.76 × 645,591.60
  4. Step 4: Simplify right side
    1,154,867.76x = 1,028,913,394,332.82
  5. Step 5: Solve for x
    x = 1,028,913,394,332.82/1,154,867.76
  6. Step 6: Final answer
    x = 890,936.11

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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.