Home / 1,245,237.18-1,867,669.86-346,585.20

Finding the Fourth Proportional to 1,245,237.18, 1,867,669.86 and 346,585.20

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Solution

The fourth proportional to 1,245,237.18, 1,867,669.86 and 346,585.20 is: 519,826.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,245,237.18 : 1,867,669.86 = 346,585.20 : x
  2. Step 2: Convert to fraction form
    1,245,237.18/1,867,669.86 = 346,585.20/x
  3. Step 3: Cross multiply
    1,245,237.18x = 1,867,669.86 × 346,585.20
  4. Step 4: Simplify right side
    1,245,237.18x = 647,306,731,962.07
  5. Step 5: Solve for x
    x = 647,306,731,962.07/1,245,237.18
  6. Step 6: Final answer
    x = 519,826.06

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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.