Home / 1,580,701.64-2,371,299.40-515,495.95

Finding the Fourth Proportional to 1,580,701.64, 2,371,299.40 and 515,495.95

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Solution

The fourth proportional to 1,580,701.64, 2,371,299.40 and 515,495.95 is: 773,324.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,580,701.64 : 2,371,299.40 = 515,495.95 : x
  2. Step 2: Convert to fraction form
    1,580,701.64/2,371,299.40 = 515,495.95/x
  3. Step 3: Cross multiply
    1,580,701.64x = 2,371,299.40 × 515,495.95
  4. Step 4: Simplify right side
    1,580,701.64x = 1,222,395,231,653.55
  5. Step 5: Solve for x
    x = 1,222,395,231,653.55/1,580,701.64
  6. Step 6: Final answer
    x = 773,324.46

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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.