Home / 1,045,616.80-1,566,351.60-623,639.20

Finding the Fourth Proportional to 1,045,616.80, 1,566,351.60 and 623,639.20

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Solution

The fourth proportional to 1,045,616.80, 1,566,351.60 and 623,639.20 is: 934,222.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,045,616.80 : 1,566,351.60 = 623,639.20 : x
  2. Step 2: Convert to fraction form
    1,045,616.80/1,566,351.60 = 623,639.20/x
  3. Step 3: Cross multiply
    1,045,616.80x = 1,566,351.60 × 623,639.20
  4. Step 4: Simplify right side
    1,045,616.80x = 976,838,258,742.72
  5. Step 5: Solve for x
    x = 976,838,258,742.72/1,045,616.80
  6. Step 6: Final answer
    x = 934,222.04

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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.