Home / 1,087,049.16-1,630,047.06-455,793.48

Finding the Fourth Proportional to 1,087,049.16, 1,630,047.06 and 455,793.48

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Solution

The fourth proportional to 1,087,049.16, 1,630,047.06 and 455,793.48 is: 683,469.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,049.16 : 1,630,047.06 = 455,793.48 : x
  2. Step 2: Convert to fraction form
    1,087,049.16/1,630,047.06 = 455,793.48/x
  3. Step 3: Cross multiply
    1,087,049.16x = 1,630,047.06 × 455,793.48
  4. Step 4: Simplify right side
    1,087,049.16x = 742,964,822,041.17
  5. Step 5: Solve for x
    x = 742,964,822,041.17/1,087,049.16
  6. Step 6: Final answer
    x = 683,469.39

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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.