Home / 1,161,111.80-1,602,354.08-637,844.46

Finding the Fourth Proportional to 1,161,111.80, 1,602,354.08 and 637,844.46

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Solution

The fourth proportional to 1,161,111.80, 1,602,354.08 and 637,844.46 is: 880,236.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,161,111.80 : 1,602,354.08 = 637,844.46 : x
  2. Step 2: Convert to fraction form
    1,161,111.80/1,602,354.08 = 637,844.46/x
  3. Step 3: Cross multiply
    1,161,111.80x = 1,602,354.08 × 637,844.46
  4. Step 4: Simplify right side
    1,161,111.80x = 1,022,052,678,097.92
  5. Step 5: Solve for x
    x = 1,022,052,678,097.92/1,161,111.80
  6. Step 6: Final answer
    x = 880,236.24

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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.