Home / 993,105.60-1,492,768.80-974,443.20

Finding the Fourth Proportional to 993,105.60, 1,492,768.80 and 974,443.20

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Solution

The fourth proportional to 993,105.60, 1,492,768.80 and 974,443.20 is: 1,464,716.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,105.60 : 1,492,768.80 = 974,443.20 : x
  2. Step 2: Convert to fraction form
    993,105.60/1,492,768.80 = 974,443.20/x
  3. Step 3: Cross multiply
    993,105.60x = 1,492,768.80 × 974,443.20
  4. Step 4: Simplify right side
    993,105.60x = 1,454,618,406,332.16
  5. Step 5: Solve for x
    x = 1,454,618,406,332.16/993,105.60
  6. Step 6: Final answer
    x = 1,464,716.75

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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.