Home / 2,121,125-2,927,152.98-1,167,269

Finding the Fourth Proportional to 2,121,125, 2,927,152.98 and 1,167,269

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Solution

The fourth proportional to 2,121,125, 2,927,152.98 and 1,167,269 is: 1,610,831.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,121,125 : 2,927,152.98 = 1,167,269 : x
  2. Step 2: Convert to fraction form
    2,121,125/2,927,152.98 = 1,167,269/x
  3. Step 3: Cross multiply
    2,121,125x = 2,927,152.98 × 1,167,269
  4. Step 4: Simplify right side
    2,121,125x = 3,416,774,931,811.62
  5. Step 5: Solve for x
    x = 3,416,774,931,811.62/2,121,125
  6. Step 6: Final answer
    x = 1,610,831.48

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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.