Home / 5,358,981.60-8,036,139.60-1,763,359.20

Finding the Fourth Proportional to 5,358,981.60, 8,036,139.60 and 1,763,359.20

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Solution

The fourth proportional to 5,358,981.60, 8,036,139.60 and 1,763,359.20 is: 2,644,271.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,358,981.60 : 8,036,139.60 = 1,763,359.20 : x
  2. Step 2: Convert to fraction form
    5,358,981.60/8,036,139.60 = 1,763,359.20/x
  3. Step 3: Cross multiply
    5,358,981.60x = 8,036,139.60 × 1,763,359.20
  4. Step 4: Simplify right side
    5,358,981.60x = 14,170,600,696,144.32
  5. Step 5: Solve for x
    x = 14,170,600,696,144.32/5,358,981.60
  6. Step 6: Final answer
    x = 2,644,271.20

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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.