Home / 5,438,259.90-8,157,130.65-1,843,674.30

Finding the Fourth Proportional to 5,438,259.90, 8,157,130.65 and 1,843,674.30

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Solution

The fourth proportional to 5,438,259.90, 8,157,130.65 and 1,843,674.30 is: 2,765,423.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,438,259.90 : 8,157,130.65 = 1,843,674.30 : x
  2. Step 2: Convert to fraction form
    5,438,259.90/8,157,130.65 = 1,843,674.30/x
  3. Step 3: Cross multiply
    5,438,259.90x = 8,157,130.65 × 1,843,674.30
  4. Step 4: Simplify right side
    5,438,259.90x = 15,039,092,141,147.30
  5. Step 5: Solve for x
    x = 15,039,092,141,147.30/5,438,259.90
  6. Step 6: Final answer
    x = 2,765,423.58

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1.5x scale

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.