Home / 935,768.40-1,402,340.40-822,919.20

Finding the Fourth Proportional to 935,768.40, 1,402,340.40 and 822,919.20

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Solution

The fourth proportional to 935,768.40, 1,402,340.40 and 822,919.20 is: 1,233,224.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,768.40 : 1,402,340.40 = 822,919.20 : x
  2. Step 2: Convert to fraction form
    935,768.40/1,402,340.40 = 822,919.20/x
  3. Step 3: Cross multiply
    935,768.40x = 1,402,340.40 × 822,919.20
  4. Step 4: Simplify right side
    935,768.40x = 1,154,012,840,095.68
  5. Step 5: Solve for x
    x = 1,154,012,840,095.68/935,768.40
  6. Step 6: Final answer
    x = 1,233,224.85

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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.