Home / 3,688,969.12-5,090,651.82-2,035,182.18

Finding the Fourth Proportional to 3,688,969.12, 5,090,651.82 and 2,035,182.18

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Solution

The fourth proportional to 3,688,969.12, 5,090,651.82 and 2,035,182.18 is: 2,808,482.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,688,969.12 : 5,090,651.82 = 2,035,182.18 : x
  2. Step 2: Convert to fraction form
    3,688,969.12/5,090,651.82 = 2,035,182.18/x
  3. Step 3: Cross multiply
    3,688,969.12x = 5,090,651.82 × 2,035,182.18
  4. Step 4: Simplify right side
    3,688,969.12x = 10,360,403,868,648.57
  5. Step 5: Solve for x
    x = 10,360,403,868,648.57/3,688,969.12
  6. Step 6: Final answer
    x = 2,808,482.13

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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.