Home / 1,186,307.20-1,777,041.60-735,644.80

Finding the Fourth Proportional to 1,186,307.20, 1,777,041.60 and 735,644.80

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Solution

The fourth proportional to 1,186,307.20, 1,777,041.60 and 735,644.80 is: 1,101,967.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,186,307.20 : 1,777,041.60 = 735,644.80 : x
  2. Step 2: Convert to fraction form
    1,186,307.20/1,777,041.60 = 735,644.80/x
  3. Step 3: Cross multiply
    1,186,307.20x = 1,777,041.60 × 735,644.80
  4. Step 4: Simplify right side
    1,186,307.20x = 1,307,271,412,423.68
  5. Step 5: Solve for x
    x = 1,307,271,412,423.68/1,186,307.20
  6. Step 6: Final answer
    x = 1,101,967.02

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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.