Home / 1,120,541.25-1,680,826.50-372,587.25

Finding the Fourth Proportional to 1,120,541.25, 1,680,826.50 and 372,587.25

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Solution

The fourth proportional to 1,120,541.25, 1,680,826.50 and 372,587.25 is: 558,885.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,541.25 : 1,680,826.50 = 372,587.25 : x
  2. Step 2: Convert to fraction form
    1,120,541.25/1,680,826.50 = 372,587.25/x
  3. Step 3: Cross multiply
    1,120,541.25x = 1,680,826.50 × 372,587.25
  4. Step 4: Simplify right side
    1,120,541.25x = 626,254,523,362.13
  5. Step 5: Solve for x
    x = 626,254,523,362.13/1,120,541.25
  6. Step 6: Final answer
    x = 558,885.74

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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.