Home / 1,852,661.45-2,778,492.19-654,426.02

Finding the Fourth Proportional to 1,852,661.45, 2,778,492.19 and 654,426.02

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Solution

The fourth proportional to 1,852,661.45, 2,778,492.19 and 654,426.02 is: 981,462.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,852,661.45 : 2,778,492.19 = 654,426.02 : x
  2. Step 2: Convert to fraction form
    1,852,661.45/2,778,492.19 = 654,426.02/x
  3. Step 3: Cross multiply
    1,852,661.45x = 2,778,492.19 × 654,426.02
  4. Step 4: Simplify right side
    1,852,661.45x = 1,818,317,585,502.78
  5. Step 5: Solve for x
    x = 1,818,317,585,502.78/1,852,661.45
  6. Step 6: Final answer
    x = 981,462.42

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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.