Home / 2,371,875.40-3,273,148.50-1,284,138.15

Finding the Fourth Proportional to 2,371,875.40, 3,273,148.50 and 1,284,138.15

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Solution

The fourth proportional to 2,371,875.40, 3,273,148.50 and 1,284,138.15 is: 1,772,089.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,371,875.40 : 3,273,148.50 = 1,284,138.15 : x
  2. Step 2: Convert to fraction form
    2,371,875.40/3,273,148.50 = 1,284,138.15/x
  3. Step 3: Cross multiply
    2,371,875.40x = 3,273,148.50 × 1,284,138.15
  4. Step 4: Simplify right side
    2,371,875.40x = 4,203,174,859,465.28
  5. Step 5: Solve for x
    x = 4,203,174,859,465.28/2,371,875.40
  6. Step 6: Final answer
    x = 1,772,089.23

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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.