Home / 1,167,279.26-1,610,870.02-657,981.50

Finding the Fourth Proportional to 1,167,279.26, 1,610,870.02 and 657,981.50

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Solution

The fourth proportional to 1,167,279.26, 1,610,870.02 and 657,981.50 is: 908,028.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,279.26 : 1,610,870.02 = 657,981.50 : x
  2. Step 2: Convert to fraction form
    1,167,279.26/1,610,870.02 = 657,981.50/x
  3. Step 3: Cross multiply
    1,167,279.26x = 1,610,870.02 × 657,981.50
  4. Step 4: Simplify right side
    1,167,279.26x = 1,059,922,672,064.63
  5. Step 5: Solve for x
    x = 1,059,922,672,064.63/1,167,279.26
  6. Step 6: Final answer
    x = 908,028.36

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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.