Home / 1,144,586.95-1,579,536.15-715,116.20

Finding the Fourth Proportional to 1,144,586.95, 1,579,536.15 and 715,116.20

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Solution

The fourth proportional to 1,144,586.95, 1,579,536.15 and 715,116.20 is: 986,864.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,586.95 : 1,579,536.15 = 715,116.20 : x
  2. Step 2: Convert to fraction form
    1,144,586.95/1,579,536.15 = 715,116.20/x
  3. Step 3: Cross multiply
    1,144,586.95x = 1,579,536.15 × 715,116.20
  4. Step 4: Simplify right side
    1,144,586.95x = 1,129,551,878,771.26
  5. Step 5: Solve for x
    x = 1,129,551,878,771.26/1,144,586.95
  6. Step 6: Final answer
    x = 986,864.19

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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.