Home / 1,732,462.80-2,596,944.60-786,512.40

Finding the Fourth Proportional to 1,732,462.80, 2,596,944.60 and 786,512.40

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Solution

The fourth proportional to 1,732,462.80, 2,596,944.60 and 786,512.40 is: 1,178,974.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,732,462.80 : 2,596,944.60 = 786,512.40 : x
  2. Step 2: Convert to fraction form
    1,732,462.80/2,596,944.60 = 786,512.40/x
  3. Step 3: Cross multiply
    1,732,462.80x = 2,596,944.60 × 786,512.40
  4. Step 4: Simplify right side
    1,732,462.80x = 2,042,529,130,013.04
  5. Step 5: Solve for x
    x = 2,042,529,130,013.04/1,732,462.80
  6. Step 6: Final answer
    x = 1,178,974.31

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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.