Home / 1,249,229.80-1,873,844.70-575,309.80

Finding the Fourth Proportional to 1,249,229.80, 1,873,844.70 and 575,309.80

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Solution

The fourth proportional to 1,249,229.80, 1,873,844.70 and 575,309.80 is: 862,964.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,229.80 : 1,873,844.70 = 575,309.80 : x
  2. Step 2: Convert to fraction form
    1,249,229.80/1,873,844.70 = 575,309.80/x
  3. Step 3: Cross multiply
    1,249,229.80x = 1,873,844.70 × 575,309.80
  4. Step 4: Simplify right side
    1,249,229.80x = 1,078,041,219,588.06
  5. Step 5: Solve for x
    x = 1,078,041,219,588.06/1,249,229.80
  6. Step 6: Final answer
    x = 862,964.70

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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.