Home / 2,192,130.40-3,291,574.80-1,196,802.40

Finding the Fourth Proportional to 2,192,130.40, 3,291,574.80 and 1,196,802.40

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Solution

The fourth proportional to 2,192,130.40, 3,291,574.80 and 1,196,802.40 is: 1,797,048.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,192,130.40 : 3,291,574.80 = 1,196,802.40 : x
  2. Step 2: Convert to fraction form
    2,192,130.40/3,291,574.80 = 1,196,802.40/x
  3. Step 3: Cross multiply
    2,192,130.40x = 3,291,574.80 × 1,196,802.40
  4. Step 4: Simplify right side
    2,192,130.40x = 3,939,364,620,419.52
  5. Step 5: Solve for x
    x = 3,939,364,620,419.52/2,192,130.40
  6. Step 6: Final answer
    x = 1,797,048.49

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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.