Home / 1,097,928.65-1,645,751.19-424,472.51

Finding the Fourth Proportional to 1,097,928.65, 1,645,751.19 and 424,472.51

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Solution

The fourth proportional to 1,097,928.65, 1,645,751.19 and 424,472.51 is: 636,267.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,928.65 : 1,645,751.19 = 424,472.51 : x
  2. Step 2: Convert to fraction form
    1,097,928.65/1,645,751.19 = 424,472.51/x
  3. Step 3: Cross multiply
    1,097,928.65x = 1,645,751.19 × 424,472.51
  4. Step 4: Simplify right side
    1,097,928.65x = 698,576,138,454.79
  5. Step 5: Solve for x
    x = 698,576,138,454.79/1,097,928.65
  6. Step 6: Final answer
    x = 636,267.34

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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.