Home / 1,580,826.51-2,371,617-515,870.55

Finding the Fourth Proportional to 1,580,826.51, 2,371,617 and 515,870.55

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Solution

The fourth proportional to 1,580,826.51, 2,371,617 and 515,870.55 is: 773,928.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,580,826.51 : 2,371,617 = 515,870.55 : x
  2. Step 2: Convert to fraction form
    1,580,826.51/2,371,617 = 515,870.55/x
  3. Step 3: Cross multiply
    1,580,826.51x = 2,371,617 × 515,870.55
  4. Step 4: Simplify right side
    1,580,826.51x = 1,223,447,366,179.35
  5. Step 5: Solve for x
    x = 1,223,447,366,179.35/1,580,826.51
  6. Step 6: Final answer
    x = 773,928.93

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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.