Home / 1,996,373.40-2,995,596.90-874,555.80

Finding the Fourth Proportional to 1,996,373.40, 2,995,596.90 and 874,555.80

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Solution

The fourth proportional to 1,996,373.40, 2,995,596.90 and 874,555.80 is: 1,312,287.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,996,373.40 : 2,995,596.90 = 874,555.80 : x
  2. Step 2: Convert to fraction form
    1,996,373.40/2,995,596.90 = 874,555.80/x
  3. Step 3: Cross multiply
    1,996,373.40x = 2,995,596.90 × 874,555.80
  4. Step 4: Simplify right side
    1,996,373.40x = 2,619,816,643,357.02
  5. Step 5: Solve for x
    x = 2,619,816,643,357.02/1,996,373.40
  6. Step 6: Final answer
    x = 1,312,287.89

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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.