Home / 2,986,454.40-4,480,337.70-964,354.20

Finding the Fourth Proportional to 2,986,454.40, 4,480,337.70 and 964,354.20

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Solution

The fourth proportional to 2,986,454.40, 4,480,337.70 and 964,354.20 is: 1,446,743.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,986,454.40 : 4,480,337.70 = 964,354.20 : x
  2. Step 2: Convert to fraction form
    2,986,454.40/4,480,337.70 = 964,354.20/x
  3. Step 3: Cross multiply
    2,986,454.40x = 4,480,337.70 × 964,354.20
  4. Step 4: Simplify right side
    2,986,454.40x = 4,320,632,478,413.34
  5. Step 5: Solve for x
    x = 4,320,632,478,413.34/2,986,454.40
  6. Step 6: Final answer
    x = 1,446,743.16

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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.