Home / 3,192,133.80-4,788,200.70-1,995,407.40

Finding the Fourth Proportional to 3,192,133.80, 4,788,200.70 and 1,995,407.40

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Solution

The fourth proportional to 3,192,133.80, 4,788,200.70 and 1,995,407.40 is: 2,993,111.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,192,133.80 : 4,788,200.70 = 1,995,407.40 : x
  2. Step 2: Convert to fraction form
    3,192,133.80/4,788,200.70 = 1,995,407.40/x
  3. Step 3: Cross multiply
    3,192,133.80x = 4,788,200.70 × 1,995,407.40
  4. Step 4: Simplify right side
    3,192,133.80x = 9,554,411,109,465.18
  5. Step 5: Solve for x
    x = 9,554,411,109,465.18/3,192,133.80
  6. Step 6: Final answer
    x = 2,993,111.10

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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.