Home / 1,649,480.17-2,276,188.76-961,264.07

Finding the Fourth Proportional to 1,649,480.17, 2,276,188.76 and 961,264.07

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Solution

The fourth proportional to 1,649,480.17, 2,276,188.76 and 961,264.07 is: 1,326,489.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,649,480.17 : 2,276,188.76 = 961,264.07 : x
  2. Step 2: Convert to fraction form
    1,649,480.17/2,276,188.76 = 961,264.07/x
  3. Step 3: Cross multiply
    1,649,480.17x = 2,276,188.76 × 961,264.07
  4. Step 4: Simplify right side
    1,649,480.17x = 2,188,018,476,312.34
  5. Step 5: Solve for x
    x = 2,188,018,476,312.34/1,649,480.17
  6. Step 6: Final answer
    x = 1,326,489.72

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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.