Home / 1,215,437.04-1,824,299.79-616,827.81

Finding the Fourth Proportional to 1,215,437.04, 1,824,299.79 and 616,827.81

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Solution

The fourth proportional to 1,215,437.04, 1,824,299.79 and 616,827.81 is: 925,822.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,215,437.04 : 1,824,299.79 = 616,827.81 : x
  2. Step 2: Convert to fraction form
    1,215,437.04/1,824,299.79 = 616,827.81/x
  3. Step 3: Cross multiply
    1,215,437.04x = 1,824,299.79 × 616,827.81
  4. Step 4: Simplify right side
    1,215,437.04x = 1,125,278,835,127.66
  5. Step 5: Solve for x
    x = 1,125,278,835,127.66/1,215,437.04
  6. Step 6: Final answer
    x = 925,822.40

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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.