Home / 1,886,342.50-2,603,148.33-1,026,908.74

Finding the Fourth Proportional to 1,886,342.50, 2,603,148.33 and 1,026,908.74

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Solution

The fourth proportional to 1,886,342.50, 2,603,148.33 and 1,026,908.74 is: 1,417,131.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,886,342.50 : 2,603,148.33 = 1,026,908.74 : x
  2. Step 2: Convert to fraction form
    1,886,342.50/2,603,148.33 = 1,026,908.74/x
  3. Step 3: Cross multiply
    1,886,342.50x = 2,603,148.33 × 1,026,908.74
  4. Step 4: Simplify right side
    1,886,342.50x = 2,673,195,771,593.40
  5. Step 5: Solve for x
    x = 2,673,195,771,593.40/1,886,342.50
  6. Step 6: Final answer
    x = 1,417,131.71

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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.