Home / 1,341,680.65-2,013,454.09-867,189.13

Finding the Fourth Proportional to 1,341,680.65, 2,013,454.09 and 867,189.13

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Solution

The fourth proportional to 1,341,680.65, 2,013,454.09 and 867,189.13 is: 1,301,386.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,680.65 : 2,013,454.09 = 867,189.13 : x
  2. Step 2: Convert to fraction form
    1,341,680.65/2,013,454.09 = 867,189.13/x
  3. Step 3: Cross multiply
    1,341,680.65x = 2,013,454.09 × 867,189.13
  4. Step 4: Simplify right side
    1,341,680.65x = 1,746,045,500,602.04
  5. Step 5: Solve for x
    x = 1,746,045,500,602.04/1,341,680.65
  6. Step 6: Final answer
    x = 1,301,386.81

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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.