Home / 1,315,537.12-1,973,375.33-417,048.95

Finding the Fourth Proportional to 1,315,537.12, 1,973,375.33 and 417,048.95

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Solution

The fourth proportional to 1,315,537.12, 1,973,375.33 and 417,048.95 is: 625,595.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,315,537.12 : 1,973,375.33 = 417,048.95 : x
  2. Step 2: Convert to fraction form
    1,315,537.12/1,973,375.33 = 417,048.95/x
  3. Step 3: Cross multiply
    1,315,537.12x = 1,973,375.33 × 417,048.95
  4. Step 4: Simplify right side
    1,315,537.12x = 822,994,109,332.40
  5. Step 5: Solve for x
    x = 822,994,109,332.40/1,315,537.12
  6. Step 6: Final answer
    x = 625,595.51

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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.