Home / 5,087,162.40-7,630,743.60-1,300,444.80

Finding the Fourth Proportional to 5,087,162.40, 7,630,743.60 and 1,300,444.80

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Solution

The fourth proportional to 5,087,162.40, 7,630,743.60 and 1,300,444.80 is: 1,950,667.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,087,162.40 : 7,630,743.60 = 1,300,444.80 : x
  2. Step 2: Convert to fraction form
    5,087,162.40/7,630,743.60 = 1,300,444.80/x
  3. Step 3: Cross multiply
    5,087,162.40x = 7,630,743.60 × 1,300,444.80
  4. Step 4: Simplify right side
    5,087,162.40x = 9,923,360,834,753.28
  5. Step 5: Solve for x
    x = 9,923,360,834,753.28/5,087,162.40
  6. Step 6: Final answer
    x = 1,950,667.20

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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.