Home / 3,651,022.61-5,038,368.05-2,019,301.91

Finding the Fourth Proportional to 3,651,022.61, 5,038,368.05 and 2,019,301.91

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Solution

The fourth proportional to 3,651,022.61, 5,038,368.05 and 2,019,301.91 is: 2,786,612.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,651,022.61 : 5,038,368.05 = 2,019,301.91 : x
  2. Step 2: Convert to fraction form
    3,651,022.61/5,038,368.05 = 2,019,301.91/x
  3. Step 3: Cross multiply
    3,651,022.61x = 5,038,368.05 × 2,019,301.91
  4. Step 4: Simplify right side
    3,651,022.61x = 10,173,986,216,551.46
  5. Step 5: Solve for x
    x = 10,173,986,216,551.46/3,651,022.61
  6. Step 6: Final answer
    x = 2,786,612.77

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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.