Home / 1,206,530.91-1,807,040.05-575,887.59

Finding the Fourth Proportional to 1,206,530.91, 1,807,040.05 and 575,887.59

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Solution

The fourth proportional to 1,206,530.91, 1,807,040.05 and 575,887.59 is: 862,515.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,530.91 : 1,807,040.05 = 575,887.59 : x
  2. Step 2: Convert to fraction form
    1,206,530.91/1,807,040.05 = 575,887.59/x
  3. Step 3: Cross multiply
    1,206,530.91x = 1,807,040.05 × 575,887.59
  4. Step 4: Simplify right side
    1,206,530.91x = 1,040,651,937,988.26
  5. Step 5: Solve for x
    x = 1,040,651,937,988.26/1,206,530.91
  6. Step 6: Final answer
    x = 862,515.77

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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.