Home / 1,762,034.58-2,431,412.72-977,080.76

Finding the Fourth Proportional to 1,762,034.58, 2,431,412.72 and 977,080.76

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Solution

The fourth proportional to 1,762,034.58, 2,431,412.72 and 977,080.76 is: 1,348,263.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,762,034.58 : 2,431,412.72 = 977,080.76 : x
  2. Step 2: Convert to fraction form
    1,762,034.58/2,431,412.72 = 977,080.76/x
  3. Step 3: Cross multiply
    1,762,034.58x = 2,431,412.72 × 977,080.76
  4. Step 4: Simplify right side
    1,762,034.58x = 2,375,686,571,288.80
  5. Step 5: Solve for x
    x = 2,375,686,571,288.80/1,762,034.58
  6. Step 6: Final answer
    x = 1,348,263.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.