Home / 1,576,760.40-2,365,966.80-724,089.60

Finding the Fourth Proportional to 1,576,760.40, 2,365,966.80 and 724,089.60

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Solution

The fourth proportional to 1,576,760.40, 2,365,966.80 and 724,089.60 is: 1,086,513.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,576,760.40 : 2,365,966.80 = 724,089.60 : x
  2. Step 2: Convert to fraction form
    1,576,760.40/2,365,966.80 = 724,089.60/x
  3. Step 3: Cross multiply
    1,576,760.40x = 2,365,966.80 × 724,089.60
  4. Step 4: Simplify right side
    1,576,760.40x = 1,713,171,953,825.28
  5. Step 5: Solve for x
    x = 1,713,171,953,825.28/1,576,760.40
  6. Step 6: Final answer
    x = 1,086,513.81

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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.