Home / 1,580,480.60-2,181,063.04-855,328.48

Finding the Fourth Proportional to 1,580,480.60, 2,181,063.04 and 855,328.48

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Solution

The fourth proportional to 1,580,480.60, 2,181,063.04 and 855,328.48 is: 1,180,353.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,580,480.60 : 2,181,063.04 = 855,328.48 : x
  2. Step 2: Convert to fraction form
    1,580,480.60/2,181,063.04 = 855,328.48/x
  3. Step 3: Cross multiply
    1,580,480.60x = 2,181,063.04 × 855,328.48
  4. Step 4: Simplify right side
    1,580,480.60x = 1,865,525,334,787.38
  5. Step 5: Solve for x
    x = 1,865,525,334,787.38/1,580,480.60
  6. Step 6: Final answer
    x = 1,180,353.20

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1.5x scale

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.