Home / 1,286,700.93-1,930,058.69-340,061.63

Finding the Fourth Proportional to 1,286,700.93, 1,930,058.69 and 340,061.63

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Solution

The fourth proportional to 1,286,700.93, 1,930,058.69 and 340,061.63 is: 510,094.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,286,700.93 : 1,930,058.69 = 340,061.63 : x
  2. Step 2: Convert to fraction form
    1,286,700.93/1,930,058.69 = 340,061.63/x
  3. Step 3: Cross multiply
    1,286,700.93x = 1,930,058.69 × 340,061.63
  4. Step 4: Simplify right side
    1,286,700.93x = 656,338,892,766.46
  5. Step 5: Solve for x
    x = 656,338,892,766.46/1,286,700.93
  6. Step 6: Final answer
    x = 510,094.36

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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.