Home / 2,685,780.48-3,706,874.24-1,539,868.80

Finding the Fourth Proportional to 2,685,780.48, 3,706,874.24 and 1,539,868.80

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Solution

The fourth proportional to 2,685,780.48, 3,706,874.24 and 1,539,868.80 is: 2,125,304.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,685,780.48 : 3,706,874.24 = 1,539,868.80 : x
  2. Step 2: Convert to fraction form
    2,685,780.48/3,706,874.24 = 1,539,868.80/x
  3. Step 3: Cross multiply
    2,685,780.48x = 3,706,874.24 × 1,539,868.80
  4. Step 4: Simplify right side
    2,685,780.48x = 5,708,099,987,699.71
  5. Step 5: Solve for x
    x = 5,708,099,987,699.71/2,685,780.48
  6. Step 6: Final answer
    x = 2,125,304.00

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Double scale
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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.