Home / 1,425,836.97-2,139,025.20-572,975.01

Finding the Fourth Proportional to 1,425,836.97, 2,139,025.20 and 572,975.01

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Solution

The fourth proportional to 1,425,836.97, 2,139,025.20 and 572,975.01 is: 859,570.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,425,836.97 : 2,139,025.20 = 572,975.01 : x
  2. Step 2: Convert to fraction form
    1,425,836.97/2,139,025.20 = 572,975.01/x
  3. Step 3: Cross multiply
    1,425,836.97x = 2,139,025.20 × 572,975.01
  4. Step 4: Simplify right side
    1,425,836.97x = 1,225,607,985,360.25
  5. Step 5: Solve for x
    x = 1,225,607,985,360.25/1,425,836.97
  6. Step 6: Final answer
    x = 859,570.91

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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.