Home / 1,574,192.20-2,363,037.90-865,604.20

Finding the Fourth Proportional to 1,574,192.20, 2,363,037.90 and 865,604.20

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Solution

The fourth proportional to 1,574,192.20, 2,363,037.90 and 865,604.20 is: 1,299,368.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,574,192.20 : 2,363,037.90 = 865,604.20 : x
  2. Step 2: Convert to fraction form
    1,574,192.20/2,363,037.90 = 865,604.20/x
  3. Step 3: Cross multiply
    1,574,192.20x = 2,363,037.90 × 865,604.20
  4. Step 4: Simplify right side
    1,574,192.20x = 2,045,455,530,999.18
  5. Step 5: Solve for x
    x = 2,045,455,530,999.18/1,574,192.20
  6. Step 6: Final answer
    x = 1,299,368.36

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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.