Home / 1,738,482.40-2,604,613.20-1,072,856.80

Finding the Fourth Proportional to 1,738,482.40, 2,604,613.20 and 1,072,856.80

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Solution

The fourth proportional to 1,738,482.40, 2,604,613.20 and 1,072,856.80 is: 1,607,365.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,738,482.40 : 2,604,613.20 = 1,072,856.80 : x
  2. Step 2: Convert to fraction form
    1,738,482.40/2,604,613.20 = 1,072,856.80/x
  3. Step 3: Cross multiply
    1,738,482.40x = 2,604,613.20 × 1,072,856.80
  4. Step 4: Simplify right side
    1,738,482.40x = 2,794,376,982,989.76
  5. Step 5: Solve for x
    x = 2,794,376,982,989.76/1,738,482.40
  6. Step 6: Final answer
    x = 1,607,365.70

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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.