Home / 1,627,417.35-2,440,815.07-817,576.94

Finding the Fourth Proportional to 1,627,417.35, 2,440,815.07 and 817,576.94

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Solution

The fourth proportional to 1,627,417.35, 2,440,815.07 and 817,576.94 is: 1,226,209.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,627,417.35 : 2,440,815.07 = 817,576.94 : x
  2. Step 2: Convert to fraction form
    1,627,417.35/2,440,815.07 = 817,576.94/x
  3. Step 3: Cross multiply
    1,627,417.35x = 2,440,815.07 × 817,576.94
  4. Step 4: Simplify right side
    1,627,417.35x = 1,995,554,116,036.49
  5. Step 5: Solve for x
    x = 1,995,554,116,036.49/1,627,417.35
  6. Step 6: Final answer
    x = 1,226,209.19

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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.