Home / 2,164,908.04-2,987,527.98-1,197,980.80

Finding the Fourth Proportional to 2,164,908.04, 2,987,527.98 and 1,197,980.80

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Solution

The fourth proportional to 2,164,908.04, 2,987,527.98 and 1,197,980.80 is: 1,653,188.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,164,908.04 : 2,987,527.98 = 1,197,980.80 : x
  2. Step 2: Convert to fraction form
    2,164,908.04/2,987,527.98 = 1,197,980.80/x
  3. Step 3: Cross multiply
    2,164,908.04x = 2,987,527.98 × 1,197,980.80
  4. Step 4: Simplify right side
    2,164,908.04x = 3,579,001,159,502.78
  5. Step 5: Solve for x
    x = 3,579,001,159,502.78/2,164,908.04
  6. Step 6: Final answer
    x = 1,653,188.54

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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.