Home / 1,488,500.60-2,054,068.80-843,964.40

Finding the Fourth Proportional to 1,488,500.60, 2,054,068.80 and 843,964.40

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Solution

The fourth proportional to 1,488,500.60, 2,054,068.80 and 843,964.40 is: 1,164,635.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,500.60 : 2,054,068.80 = 843,964.40 : x
  2. Step 2: Convert to fraction form
    1,488,500.60/2,054,068.80 = 843,964.40/x
  3. Step 3: Cross multiply
    1,488,500.60x = 2,054,068.80 × 843,964.40
  4. Step 4: Simplify right side
    1,488,500.60x = 1,733,560,942,350.72
  5. Step 5: Solve for x
    x = 1,733,560,942,350.72/1,488,500.60
  6. Step 6: Final answer
    x = 1,164,635.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.