Home / 977,320.80-1,465,981.20-977,320.80

Finding the Fourth Proportional to 977,320.80, 1,465,981.20 and 977,320.80

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Solution

The fourth proportional to 977,320.80, 1,465,981.20 and 977,320.80 is: 1,465,981.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,320.80 : 1,465,981.20 = 977,320.80 : x
  2. Step 2: Convert to fraction form
    977,320.80/1,465,981.20 = 977,320.80/x
  3. Step 3: Cross multiply
    977,320.80x = 1,465,981.20 × 977,320.80
  4. Step 4: Simplify right side
    977,320.80x = 1,432,733,919,168.96
  5. Step 5: Solve for x
    x = 1,432,733,919,168.96/977,320.80
  6. Step 6: Final answer
    x = 1,465,981.20

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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.