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Finding the Fourth Proportional to 1,001,541.17, 1,503,812.59 and 867,020.17

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Solution

The fourth proportional to 1,001,541.17, 1,503,812.59 and 867,020.17 is: 1,301,829.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,541.17 : 1,503,812.59 = 867,020.17 : x
  2. Step 2: Convert to fraction form
    1,001,541.17/1,503,812.59 = 867,020.17/x
  3. Step 3: Cross multiply
    1,001,541.17x = 1,503,812.59 × 867,020.17
  4. Step 4: Simplify right side
    1,001,541.17x = 1,303,835,847,429.94
  5. Step 5: Solve for x
    x = 1,303,835,847,429.94/1,001,541.17
  6. Step 6: Final answer
    x = 1,301,829.51

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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.