Home / 1,530,665.60-2,295,998.40-970,332.80

Finding the Fourth Proportional to 1,530,665.60, 2,295,998.40 and 970,332.80

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Solution

The fourth proportional to 1,530,665.60, 2,295,998.40 and 970,332.80 is: 1,455,499.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,530,665.60 : 2,295,998.40 = 970,332.80 : x
  2. Step 2: Convert to fraction form
    1,530,665.60/2,295,998.40 = 970,332.80/x
  3. Step 3: Cross multiply
    1,530,665.60x = 2,295,998.40 × 970,332.80
  4. Step 4: Simplify right side
    1,530,665.60x = 2,227,882,556,267.52
  5. Step 5: Solve for x
    x = 2,227,882,556,267.52/1,530,665.60
  6. Step 6: Final answer
    x = 1,455,499.20

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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.