Home / 1,178,779.95-1,768,182.27-943,617.51

Finding the Fourth Proportional to 1,178,779.95, 1,768,182.27 and 943,617.51

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Solution

The fourth proportional to 1,178,779.95, 1,768,182.27 and 943,617.51 is: 1,415,436.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,779.95 : 1,768,182.27 = 943,617.51 : x
  2. Step 2: Convert to fraction form
    1,178,779.95/1,768,182.27 = 943,617.51/x
  3. Step 3: Cross multiply
    1,178,779.95x = 1,768,182.27 × 943,617.51
  4. Step 4: Simplify right side
    1,178,779.95x = 1,668,487,750,843.55
  5. Step 5: Solve for x
    x = 1,668,487,750,843.55/1,178,779.95
  6. Step 6: Final answer
    x = 1,415,436.15

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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.