Home / 1,143,008.80-1,714,513.20-1,038,032.80

Finding the Fourth Proportional to 1,143,008.80, 1,714,513.20 and 1,038,032.80

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Solution

The fourth proportional to 1,143,008.80, 1,714,513.20 and 1,038,032.80 is: 1,557,049.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,008.80 : 1,714,513.20 = 1,038,032.80 : x
  2. Step 2: Convert to fraction form
    1,143,008.80/1,714,513.20 = 1,038,032.80/x
  3. Step 3: Cross multiply
    1,143,008.80x = 1,714,513.20 × 1,038,032.80
  4. Step 4: Simplify right side
    1,143,008.80x = 1,779,720,937,632.96
  5. Step 5: Solve for x
    x = 1,779,720,937,632.96/1,143,008.80
  6. Step 6: Final answer
    x = 1,557,049.20

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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.