Home / 1,580,271.40-2,180,759.34-855,103.24

Finding the Fourth Proportional to 1,580,271.40, 2,180,759.34 and 855,103.24

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Solution

The fourth proportional to 1,580,271.40, 2,180,759.34 and 855,103.24 is: 1,180,034.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,580,271.40 : 2,180,759.34 = 855,103.24 : x
  2. Step 2: Convert to fraction form
    1,580,271.40/2,180,759.34 = 855,103.24/x
  3. Step 3: Cross multiply
    1,580,271.40x = 2,180,759.34 × 855,103.24
  4. Step 4: Simplify right side
    1,580,271.40x = 1,864,774,377,294.26
  5. Step 5: Solve for x
    x = 1,864,774,377,294.26/1,580,271.40
  6. Step 6: Final answer
    x = 1,180,034.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.