Home / 1,817,205.80-2,725,938.30-555,031.40

Finding the Fourth Proportional to 1,817,205.80, 2,725,938.30 and 555,031.40

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Solution

The fourth proportional to 1,817,205.80, 2,725,938.30 and 555,031.40 is: 832,586.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,817,205.80 : 2,725,938.30 = 555,031.40 : x
  2. Step 2: Convert to fraction form
    1,817,205.80/2,725,938.30 = 555,031.40/x
  3. Step 3: Cross multiply
    1,817,205.80x = 2,725,938.30 × 555,031.40
  4. Step 4: Simplify right side
    1,817,205.80x = 1,512,981,350,962.62
  5. Step 5: Solve for x
    x = 1,512,981,350,962.62/1,817,205.80
  6. Step 6: Final answer
    x = 832,586.68

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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.