Home / 1,010,986.46-1,516,058.06-411,540.69

Finding the Fourth Proportional to 1,010,986.46, 1,516,058.06 and 411,540.69

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Solution

The fourth proportional to 1,010,986.46, 1,516,058.06 and 411,540.69 is: 617,139.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,986.46 : 1,516,058.06 = 411,540.69 : x
  2. Step 2: Convert to fraction form
    1,010,986.46/1,516,058.06 = 411,540.69/x
  3. Step 3: Cross multiply
    1,010,986.46x = 1,516,058.06 × 411,540.69
  4. Step 4: Simplify right side
    1,010,986.46x = 623,919,578,034.76
  5. Step 5: Solve for x
    x = 623,919,578,034.76/1,010,986.46
  6. Step 6: Final answer
    x = 617,139.40

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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.