Home / 5,639,757.48-7,782,875.16-3,061,440

Finding the Fourth Proportional to 5,639,757.48, 7,782,875.16 and 3,061,440

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Solution

The fourth proportional to 5,639,757.48, 7,782,875.16 and 3,061,440 is: 4,224,792.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,639,757.48 : 7,782,875.16 = 3,061,440 : x
  2. Step 2: Convert to fraction form
    5,639,757.48/7,782,875.16 = 3,061,440/x
  3. Step 3: Cross multiply
    5,639,757.48x = 7,782,875.16 × 3,061,440
  4. Step 4: Simplify right side
    5,639,757.48x = 23,826,805,329,830.40
  5. Step 5: Solve for x
    x = 23,826,805,329,830.40/5,639,757.48
  6. Step 6: Final answer
    x = 4,224,792.54

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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.