Home / 1,077,116.95-1,615,716.42-403,127.29

Finding the Fourth Proportional to 1,077,116.95, 1,615,716.42 and 403,127.29

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Solution

The fourth proportional to 1,077,116.95, 1,615,716.42 and 403,127.29 is: 604,706.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,116.95 : 1,615,716.42 = 403,127.29 : x
  2. Step 2: Convert to fraction form
    1,077,116.95/1,615,716.42 = 403,127.29/x
  3. Step 3: Cross multiply
    1,077,116.95x = 1,615,716.42 × 403,127.29
  4. Step 4: Simplify right side
    1,077,116.95x = 651,339,381,803.10
  5. Step 5: Solve for x
    x = 651,339,381,803.10/1,077,116.95
  6. Step 6: Final answer
    x = 604,706.28

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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.