Home / 2,121,252.71-2,927,286.95-1,154,399.45

Finding the Fourth Proportional to 2,121,252.71, 2,927,286.95 and 1,154,399.45

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Solution

The fourth proportional to 2,121,252.71, 2,927,286.95 and 1,154,399.45 is: 1,593,048.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,121,252.71 : 2,927,286.95 = 1,154,399.45 : x
  2. Step 2: Convert to fraction form
    2,121,252.71/2,927,286.95 = 1,154,399.45/x
  3. Step 3: Cross multiply
    2,121,252.71x = 2,927,286.95 × 1,154,399.45
  4. Step 4: Simplify right side
    2,121,252.71x = 3,379,258,424,663.75
  5. Step 5: Solve for x
    x = 3,379,258,424,663.75/2,121,252.71
  6. Step 6: Final answer
    x = 1,593,048.49

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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.