Home / 993,111.60-1,492,777.80-974,449.20

Finding the Fourth Proportional to 993,111.60, 1,492,777.80 and 974,449.20

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Solution

The fourth proportional to 993,111.60, 1,492,777.80 and 974,449.20 is: 1,464,725.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,111.60 : 1,492,777.80 = 974,449.20 : x
  2. Step 2: Convert to fraction form
    993,111.60/1,492,777.80 = 974,449.20/x
  3. Step 3: Cross multiply
    993,111.60x = 1,492,777.80 × 974,449.20
  4. Step 4: Simplify right side
    993,111.60x = 1,454,636,132,987.76
  5. Step 5: Solve for x
    x = 1,454,636,132,987.76/993,111.60
  6. Step 6: Final answer
    x = 1,464,725.75

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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.