Home / 1,364,635.92-2,045,943-653,987.28

Finding the Fourth Proportional to 1,364,635.92, 2,045,943 and 653,987.28

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Solution

The fourth proportional to 1,364,635.92, 2,045,943 and 653,987.28 is: 980,496.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,364,635.92 : 2,045,943 = 653,987.28 : x
  2. Step 2: Convert to fraction form
    1,364,635.92/2,045,943 = 653,987.28/x
  3. Step 3: Cross multiply
    1,364,635.92x = 2,045,943 × 653,987.28
  4. Step 4: Simplify right side
    1,364,635.92x = 1,338,020,697,605.04
  5. Step 5: Solve for x
    x = 1,338,020,697,605.04/1,364,635.92
  6. Step 6: Final answer
    x = 980,496.47

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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.