Home / 1,486,871.90-2,230,307.85-1,410,108.20

Finding the Fourth Proportional to 1,486,871.90, 2,230,307.85 and 1,410,108.20

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Solution

The fourth proportional to 1,486,871.90, 2,230,307.85 and 1,410,108.20 is: 2,115,162.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,486,871.90 : 2,230,307.85 = 1,410,108.20 : x
  2. Step 2: Convert to fraction form
    1,486,871.90/2,230,307.85 = 1,410,108.20/x
  3. Step 3: Cross multiply
    1,486,871.90x = 2,230,307.85 × 1,410,108.20
  4. Step 4: Simplify right side
    1,486,871.90x = 3,144,975,387,809.37
  5. Step 5: Solve for x
    x = 3,144,975,387,809.37/1,486,871.90
  6. Step 6: Final answer
    x = 2,115,162.30

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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.