Home / 1,113,062.40-1,669,565.76-608,113.92

Finding the Fourth Proportional to 1,113,062.40, 1,669,565.76 and 608,113.92

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Solution

The fourth proportional to 1,113,062.40, 1,669,565.76 and 608,113.92 is: 912,155.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,062.40 : 1,669,565.76 = 608,113.92 : x
  2. Step 2: Convert to fraction form
    1,113,062.40/1,669,565.76 = 608,113.92/x
  3. Step 3: Cross multiply
    1,113,062.40x = 1,669,565.76 × 608,113.92
  4. Step 4: Simplify right side
    1,113,062.40x = 1,015,286,179,011.38
  5. Step 5: Solve for x
    x = 1,015,286,179,011.38/1,113,062.40
  6. Step 6: Final answer
    x = 912,155.67

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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.