Home / 1,154,544.74-1,593,274.05-645,247.10

Finding the Fourth Proportional to 1,154,544.74, 1,593,274.05 and 645,247.10

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Solution

The fourth proportional to 1,154,544.74, 1,593,274.05 and 645,247.10 is: 890,442.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,544.74 : 1,593,274.05 = 645,247.10 : x
  2. Step 2: Convert to fraction form
    1,154,544.74/1,593,274.05 = 645,247.10/x
  3. Step 3: Cross multiply
    1,154,544.74x = 1,593,274.05 × 645,247.10
  4. Step 4: Simplify right side
    1,154,544.74x = 1,028,055,460,267.76
  5. Step 5: Solve for x
    x = 1,028,055,460,267.76/1,154,544.74
  6. Step 6: Final answer
    x = 890,442.29

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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.