Home / 2,103,309.12-2,902,566.72-1,197,975.36

Finding the Fourth Proportional to 2,103,309.12, 2,902,566.72 and 1,197,975.36

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Solution

The fourth proportional to 2,103,309.12, 2,902,566.72 and 1,197,975.36 is: 1,653,206.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,103,309.12 : 2,902,566.72 = 1,197,975.36 : x
  2. Step 2: Convert to fraction form
    2,103,309.12/2,902,566.72 = 1,197,975.36/x
  3. Step 3: Cross multiply
    2,103,309.12x = 2,902,566.72 × 1,197,975.36
  4. Step 4: Simplify right side
    2,103,309.12x = 3,477,203,411,316.02
  5. Step 5: Solve for x
    x = 3,477,203,411,316.02/2,103,309.12
  6. Step 6: Final answer
    x = 1,653,206.07

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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.