Home / 1,560,270.40-2,338,562.40-661,710.40

Finding the Fourth Proportional to 1,560,270.40, 2,338,562.40 and 661,710.40

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Solution

The fourth proportional to 1,560,270.40, 2,338,562.40 and 661,710.40 is: 991,783.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560,270.40 : 2,338,562.40 = 661,710.40 : x
  2. Step 2: Convert to fraction form
    1,560,270.40/2,338,562.40 = 661,710.40/x
  3. Step 3: Cross multiply
    1,560,270.40x = 2,338,562.40 × 661,710.40
  4. Step 4: Simplify right side
    1,560,270.40x = 1,547,451,061,128.96
  5. Step 5: Solve for x
    x = 1,547,451,061,128.96/1,560,270.40
  6. Step 6: Final answer
    x = 991,783.90

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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.