Home / 1,560,221.40-2,340,332.10-970,397.40

Finding the Fourth Proportional to 1,560,221.40, 2,340,332.10 and 970,397.40

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Solution

The fourth proportional to 1,560,221.40, 2,340,332.10 and 970,397.40 is: 1,455,596.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560,221.40 : 2,340,332.10 = 970,397.40 : x
  2. Step 2: Convert to fraction form
    1,560,221.40/2,340,332.10 = 970,397.40/x
  3. Step 3: Cross multiply
    1,560,221.40x = 2,340,332.10 × 970,397.40
  4. Step 4: Simplify right side
    1,560,221.40x = 2,271,052,184,976.54
  5. Step 5: Solve for x
    x = 2,271,052,184,976.54/1,560,221.40
  6. Step 6: Final answer
    x = 1,455,596.10

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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.