Home / 1,250,065.96-1,875,186.42-618,810.28

Finding the Fourth Proportional to 1,250,065.96, 1,875,186.42 and 618,810.28

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Solution

The fourth proportional to 1,250,065.96, 1,875,186.42 and 618,810.28 is: 928,258.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,065.96 : 1,875,186.42 = 618,810.28 : x
  2. Step 2: Convert to fraction form
    1,250,065.96/1,875,186.42 = 618,810.28/x
  3. Step 3: Cross multiply
    1,250,065.96x = 1,875,186.42 × 618,810.28
  4. Step 4: Simplify right side
    1,250,065.96x = 1,160,384,633,612.40
  5. Step 5: Solve for x
    x = 1,160,384,633,612.40/1,250,065.96
  6. Step 6: Final answer
    x = 928,258.72

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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.