Home / 2,913,103.16-4,020,321.67-1,606,610.72

Finding the Fourth Proportional to 2,913,103.16, 4,020,321.67 and 1,606,610.72

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Solution

The fourth proportional to 2,913,103.16, 4,020,321.67 and 1,606,610.72 is: 2,217,254.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,913,103.16 : 4,020,321.67 = 1,606,610.72 : x
  2. Step 2: Convert to fraction form
    2,913,103.16/4,020,321.67 = 1,606,610.72/x
  3. Step 3: Cross multiply
    2,913,103.16x = 4,020,321.67 × 1,606,610.72
  4. Step 4: Simplify right side
    2,913,103.16x = 6,459,091,868,752.17
  5. Step 5: Solve for x
    x = 6,459,091,868,752.17/2,913,103.16
  6. Step 6: Final answer
    x = 2,217,254.77

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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.