Home / 1,618,100.40-2,428,025.40-671,566.80

Finding the Fourth Proportional to 1,618,100.40, 2,428,025.40 and 671,566.80

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Solution

The fourth proportional to 1,618,100.40, 2,428,025.40 and 671,566.80 is: 1,007,713.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,100.40 : 2,428,025.40 = 671,566.80 : x
  2. Step 2: Convert to fraction form
    1,618,100.40/2,428,025.40 = 671,566.80/x
  3. Step 3: Cross multiply
    1,618,100.40x = 2,428,025.40 × 671,566.80
  4. Step 4: Simplify right side
    1,618,100.40x = 1,630,581,248,196.72
  5. Step 5: Solve for x
    x = 1,630,581,248,196.72/1,618,100.40
  6. Step 6: Final answer
    x = 1,007,713.27

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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.