Home / 2,107,864.08-2,908,854.15-1,140,991.38

Finding the Fourth Proportional to 2,107,864.08, 2,908,854.15 and 1,140,991.38

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Solution

The fourth proportional to 2,107,864.08, 2,908,854.15 and 1,140,991.38 is: 1,574,569.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,107,864.08 : 2,908,854.15 = 1,140,991.38 : x
  2. Step 2: Convert to fraction form
    2,107,864.08/2,908,854.15 = 1,140,991.38/x
  3. Step 3: Cross multiply
    2,107,864.08x = 2,908,854.15 × 1,140,991.38
  4. Step 4: Simplify right side
    2,107,864.08x = 3,318,977,510,827.23
  5. Step 5: Solve for x
    x = 3,318,977,510,827.23/2,107,864.08
  6. Step 6: Final answer
    x = 1,574,569.04

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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.