Home / 1,359,058.95-2,038,588.89-399,514.53

Finding the Fourth Proportional to 1,359,058.95, 2,038,588.89 and 399,514.53

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Solution

The fourth proportional to 1,359,058.95, 2,038,588.89 and 399,514.53 is: 599,271.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,058.95 : 2,038,588.89 = 399,514.53 : x
  2. Step 2: Convert to fraction form
    1,359,058.95/2,038,588.89 = 399,514.53/x
  3. Step 3: Cross multiply
    1,359,058.95x = 2,038,588.89 × 399,514.53
  4. Step 4: Simplify right side
    1,359,058.95x = 814,445,882,251.57
  5. Step 5: Solve for x
    x = 814,445,882,251.57/1,359,058.95
  6. Step 6: Final answer
    x = 599,271.93

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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.