Home / 1,552,328.20-2,141,058.18-1,370,719.72

Finding the Fourth Proportional to 1,552,328.20, 2,141,058.18 and 1,370,719.72

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Solution

The fourth proportional to 1,552,328.20, 2,141,058.18 and 1,370,719.72 is: 1,890,573.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,552,328.20 : 2,141,058.18 = 1,370,719.72 : x
  2. Step 2: Convert to fraction form
    1,552,328.20/2,141,058.18 = 1,370,719.72/x
  3. Step 3: Cross multiply
    1,552,328.20x = 2,141,058.18 × 1,370,719.72
  4. Step 4: Simplify right side
    1,552,328.20x = 2,934,790,668,993.31
  5. Step 5: Solve for x
    x = 2,934,790,668,993.31/1,552,328.20
  6. Step 6: Final answer
    x = 1,890,573.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.