Home / 1,580,948.76-2,371,801.02-515,992.80

Finding the Fourth Proportional to 1,580,948.76, 2,371,801.02 and 515,992.80

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Solution

The fourth proportional to 1,580,948.76, 2,371,801.02 and 515,992.80 is: 774,112.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,580,948.76 : 2,371,801.02 = 515,992.80 : x
  2. Step 2: Convert to fraction form
    1,580,948.76/2,371,801.02 = 515,992.80/x
  3. Step 3: Cross multiply
    1,580,948.76x = 2,371,801.02 × 515,992.80
  4. Step 4: Simplify right side
    1,580,948.76x = 1,223,832,249,352.66
  5. Step 5: Solve for x
    x = 1,223,832,249,352.66/1,580,948.76
  6. Step 6: Final answer
    x = 774,112.53

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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.