Home / 1,415,250.80-2,123,005.80-573,628.40

Finding the Fourth Proportional to 1,415,250.80, 2,123,005.80 and 573,628.40

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Solution

The fourth proportional to 1,415,250.80, 2,123,005.80 and 573,628.40 is: 860,495.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,415,250.80 : 2,123,005.80 = 573,628.40 : x
  2. Step 2: Convert to fraction form
    1,415,250.80/2,123,005.80 = 573,628.40/x
  3. Step 3: Cross multiply
    1,415,250.80x = 2,123,005.80 × 573,628.40
  4. Step 4: Simplify right side
    1,415,250.80x = 1,217,816,420,244.72
  5. Step 5: Solve for x
    x = 1,217,816,420,244.72/1,415,250.80
  6. Step 6: Final answer
    x = 860,495.13

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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.