Home / 1,439,347.68-1,983,668.40-955,058.40

Finding the Fourth Proportional to 1,439,347.68, 1,983,668.40 and 955,058.40

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Solution

The fourth proportional to 1,439,347.68, 1,983,668.40 and 955,058.40 is: 1,316,234.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,439,347.68 : 1,983,668.40 = 955,058.40 : x
  2. Step 2: Convert to fraction form
    1,439,347.68/1,983,668.40 = 955,058.40/x
  3. Step 3: Cross multiply
    1,439,347.68x = 1,983,668.40 × 955,058.40
  4. Step 4: Simplify right side
    1,439,347.68x = 1,894,519,168,234.56
  5. Step 5: Solve for x
    x = 1,894,519,168,234.56/1,439,347.68
  6. Step 6: Final answer
    x = 1,316,234.57

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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.