Home / 993,658.20-1,490,487.30-883,433.40

Finding the Fourth Proportional to 993,658.20, 1,490,487.30 and 883,433.40

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Solution

The fourth proportional to 993,658.20, 1,490,487.30 and 883,433.40 is: 1,325,150.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,658.20 : 1,490,487.30 = 883,433.40 : x
  2. Step 2: Convert to fraction form
    993,658.20/1,490,487.30 = 883,433.40/x
  3. Step 3: Cross multiply
    993,658.20x = 1,490,487.30 × 883,433.40
  4. Step 4: Simplify right side
    993,658.20x = 1,316,746,263,095.82
  5. Step 5: Solve for x
    x = 1,316,746,263,095.82/993,658.20
  6. Step 6: Final answer
    x = 1,325,150.10

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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.