Home / 1,575,175.70-2,364,513.15-866,587.70

Finding the Fourth Proportional to 1,575,175.70, 2,364,513.15 and 866,587.70

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Solution

The fourth proportional to 1,575,175.70, 2,364,513.15 and 866,587.70 is: 1,300,844.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,575,175.70 : 2,364,513.15 = 866,587.70 : x
  2. Step 2: Convert to fraction form
    1,575,175.70/2,364,513.15 = 866,587.70/x
  3. Step 3: Cross multiply
    1,575,175.70x = 2,364,513.15 × 866,587.70
  4. Step 4: Simplify right side
    1,575,175.70x = 2,049,058,012,278.26
  5. Step 5: Solve for x
    x = 2,049,058,012,278.26/1,575,175.70
  6. Step 6: Final answer
    x = 1,300,844.10

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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.