Home / 1,808,217.39-2,712,326.06-1,409,156.71

Finding the Fourth Proportional to 1,808,217.39, 2,712,326.06 and 1,409,156.71

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Solution

The fourth proportional to 1,808,217.39, 2,712,326.06 and 1,409,156.71 is: 2,113,735.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,808,217.39 : 2,712,326.06 = 1,409,156.71 : x
  2. Step 2: Convert to fraction form
    1,808,217.39/2,712,326.06 = 1,409,156.71/x
  3. Step 3: Cross multiply
    1,808,217.39x = 2,712,326.06 × 1,409,156.71
  4. Step 4: Simplify right side
    1,808,217.39x = 3,822,092,460,111.08
  5. Step 5: Solve for x
    x = 3,822,092,460,111.08/1,808,217.39
  6. Step 6: Final answer
    x = 2,113,735.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.