Home / 1,051,390.19-1,577,062.47-293,211.56

Finding the Fourth Proportional to 1,051,390.19, 1,577,062.47 and 293,211.56

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Solution

The fourth proportional to 1,051,390.19, 1,577,062.47 and 293,211.56 is: 439,810.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,390.19 : 1,577,062.47 = 293,211.56 : x
  2. Step 2: Convert to fraction form
    1,051,390.19/1,577,062.47 = 293,211.56/x
  3. Step 3: Cross multiply
    1,051,390.19x = 1,577,062.47 × 293,211.56
  4. Step 4: Simplify right side
    1,051,390.19x = 462,412,947,046.15
  5. Step 5: Solve for x
    x = 462,412,947,046.15/1,051,390.19
  6. Step 6: Final answer
    x = 439,810.98

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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.