Home / 4,638,899.76-6,401,752.92-2,803,101.36

Finding the Fourth Proportional to 4,638,899.76, 6,401,752.92 and 2,803,101.36

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Solution

The fourth proportional to 4,638,899.76, 6,401,752.92 and 2,803,101.36 is: 3,868,322.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,638,899.76 : 6,401,752.92 = 2,803,101.36 : x
  2. Step 2: Convert to fraction form
    4,638,899.76/6,401,752.92 = 2,803,101.36/x
  3. Step 3: Cross multiply
    4,638,899.76x = 6,401,752.92 × 2,803,101.36
  4. Step 4: Simplify right side
    4,638,899.76x = 17,944,762,316,435.97
  5. Step 5: Solve for x
    x = 17,944,762,316,435.97/4,638,899.76
  6. Step 6: Final answer
    x = 3,868,322.93

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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.