Home / 1,261,359.15-1,890,913.77-462,454.53

Finding the Fourth Proportional to 1,261,359.15, 1,890,913.77 and 462,454.53

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Solution

The fourth proportional to 1,261,359.15, 1,890,913.77 and 462,454.53 is: 693,269.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,261,359.15 : 1,890,913.77 = 462,454.53 : x
  2. Step 2: Convert to fraction form
    1,261,359.15/1,890,913.77 = 462,454.53/x
  3. Step 3: Cross multiply
    1,261,359.15x = 1,890,913.77 × 462,454.53
  4. Step 4: Simplify right side
    1,261,359.15x = 874,461,638,775.88
  5. Step 5: Solve for x
    x = 874,461,638,775.88/1,261,359.15
  6. Step 6: Final answer
    x = 693,269.35

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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.