Home / 2,580,976.90-3,871,982.13-1,445,354.07

Finding the Fourth Proportional to 2,580,976.90, 3,871,982.13 and 1,445,354.07

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Solution

The fourth proportional to 2,580,976.90, 3,871,982.13 and 1,445,354.07 is: 2,168,320.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,580,976.90 : 3,871,982.13 = 1,445,354.07 : x
  2. Step 2: Convert to fraction form
    2,580,976.90/3,871,982.13 = 1,445,354.07/x
  3. Step 3: Cross multiply
    2,580,976.90x = 3,871,982.13 × 1,445,354.07
  4. Step 4: Simplify right side
    2,580,976.90x = 5,596,385,130,562.77
  5. Step 5: Solve for x
    x = 5,596,385,130,562.77/2,580,976.90
  6. Step 6: Final answer
    x = 2,168,320.50

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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.