Home / 1,533,452.29-2,116,172.72-889,254.83

Finding the Fourth Proportional to 1,533,452.29, 2,116,172.72 and 889,254.83

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Solution

The fourth proportional to 1,533,452.29, 2,116,172.72 and 889,254.83 is: 1,227,176.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533,452.29 : 2,116,172.72 = 889,254.83 : x
  2. Step 2: Convert to fraction form
    1,533,452.29/2,116,172.72 = 889,254.83/x
  3. Step 3: Cross multiply
    1,533,452.29x = 2,116,172.72 × 889,254.83
  4. Step 4: Simplify right side
    1,533,452.29x = 1,881,816,812,374.24
  5. Step 5: Solve for x
    x = 1,881,816,812,374.24/1,533,452.29
  6. Step 6: Final answer
    x = 1,227,176.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.