Home / 1,174,246.40-1,620,460.26-715,360.95

Finding the Fourth Proportional to 1,174,246.40, 1,620,460.26 and 715,360.95

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Solution

The fourth proportional to 1,174,246.40, 1,620,460.26 and 715,360.95 is: 987,198.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,246.40 : 1,620,460.26 = 715,360.95 : x
  2. Step 2: Convert to fraction form
    1,174,246.40/1,620,460.26 = 715,360.95/x
  3. Step 3: Cross multiply
    1,174,246.40x = 1,620,460.26 × 715,360.95
  4. Step 4: Simplify right side
    1,174,246.40x = 1,159,213,991,030.85
  5. Step 5: Solve for x
    x = 1,159,213,991,030.85/1,174,246.40
  6. Step 6: Final answer
    x = 987,198.25

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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.