Home / 2,639,389.24-3,641,510.64-1,477,664.80

Finding the Fourth Proportional to 2,639,389.24, 3,641,510.64 and 1,477,664.80

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Solution

The fourth proportional to 2,639,389.24, 3,641,510.64 and 1,477,664.80 is: 2,038,703.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,639,389.24 : 3,641,510.64 = 1,477,664.80 : x
  2. Step 2: Convert to fraction form
    2,639,389.24/3,641,510.64 = 1,477,664.80/x
  3. Step 3: Cross multiply
    2,639,389.24x = 3,641,510.64 × 1,477,664.80
  4. Step 4: Simplify right side
    2,639,389.24x = 5,380,932,091,553.47
  5. Step 5: Solve for x
    x = 5,380,932,091,553.47/2,639,389.24
  6. Step 6: Final answer
    x = 2,038,703.50

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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.