Home / 1,992,862.80-2,986,232.40-1,485,041.40

Finding the Fourth Proportional to 1,992,862.80, 2,986,232.40 and 1,485,041.40

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Solution

The fourth proportional to 1,992,862.80, 2,986,232.40 and 1,485,041.40 is: 2,225,280.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,992,862.80 : 2,986,232.40 = 1,485,041.40 : x
  2. Step 2: Convert to fraction form
    1,992,862.80/2,986,232.40 = 1,485,041.40/x
  3. Step 3: Cross multiply
    1,992,862.80x = 2,986,232.40 × 1,485,041.40
  4. Step 4: Simplify right side
    1,992,862.80x = 4,434,678,744,021.36
  5. Step 5: Solve for x
    x = 4,434,678,744,021.36/1,992,862.80
  6. Step 6: Final answer
    x = 2,225,280.51

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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.