Home / 2,461,941.20-3,693,257.40-778,869.20

Finding the Fourth Proportional to 2,461,941.20, 3,693,257.40 and 778,869.20

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Solution

The fourth proportional to 2,461,941.20, 3,693,257.40 and 778,869.20 is: 1,168,413.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,461,941.20 : 3,693,257.40 = 778,869.20 : x
  2. Step 2: Convert to fraction form
    2,461,941.20/3,693,257.40 = 778,869.20/x
  3. Step 3: Cross multiply
    2,461,941.20x = 3,693,257.40 × 778,869.20
  4. Step 4: Simplify right side
    2,461,941.20x = 2,876,564,436,532.08
  5. Step 5: Solve for x
    x = 2,876,564,436,532.08/2,461,941.20
  6. Step 6: Final answer
    x = 1,168,413.14

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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.