Home / 2,049,041.52-3,065,950.08-1,287,316.80

Finding the Fourth Proportional to 2,049,041.52, 3,065,950.08 and 1,287,316.80

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Solution

The fourth proportional to 2,049,041.52, 3,065,950.08 and 1,287,316.80 is: 1,926,192.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,049,041.52 : 3,065,950.08 = 1,287,316.80 : x
  2. Step 2: Convert to fraction form
    2,049,041.52/3,065,950.08 = 1,287,316.80/x
  3. Step 3: Cross multiply
    2,049,041.52x = 3,065,950.08 × 1,287,316.80
  4. Step 4: Simplify right side
    2,049,041.52x = 3,946,849,045,945.34
  5. Step 5: Solve for x
    x = 3,946,849,045,945.34/2,049,041.52
  6. Step 6: Final answer
    x = 1,926,192.81

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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.