Home / 1,728,727.80-2,587,186.80-1,516,151.40

Finding the Fourth Proportional to 1,728,727.80, 2,587,186.80 and 1,516,151.40

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Solution

The fourth proportional to 1,728,727.80, 2,587,186.80 and 1,516,151.40 is: 2,269,048.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,727.80 : 2,587,186.80 = 1,516,151.40 : x
  2. Step 2: Convert to fraction form
    1,728,727.80/2,587,186.80 = 1,516,151.40/x
  3. Step 3: Cross multiply
    1,728,727.80x = 2,587,186.80 × 1,516,151.40
  4. Step 4: Simplify right side
    1,728,727.80x = 3,922,566,888,881.52
  5. Step 5: Solve for x
    x = 3,922,566,888,881.52/1,728,727.80
  6. Step 6: Final answer
    x = 2,269,048.31

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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.