Home / 3,026,115-4,176,038.70-1,668,017.16

Finding the Fourth Proportional to 3,026,115, 4,176,038.70 and 1,668,017.16

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Solution

The fourth proportional to 3,026,115, 4,176,038.70 and 1,668,017.16 is: 2,301,863.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,026,115 : 4,176,038.70 = 1,668,017.16 : x
  2. Step 2: Convert to fraction form
    3,026,115/4,176,038.70 = 1,668,017.16/x
  3. Step 3: Cross multiply
    3,026,115x = 4,176,038.70 × 1,668,017.16
  4. Step 4: Simplify right side
    3,026,115x = 6,965,704,212,424.09
  5. Step 5: Solve for x
    x = 6,965,704,212,424.09/3,026,115
  6. Step 6: Final answer
    x = 2,301,863.68

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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.