Home / 1,105,723.04-1,526,368.61-743,357.07

Finding the Fourth Proportional to 1,105,723.04, 1,526,368.61 and 743,357.07

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Solution

The fourth proportional to 1,105,723.04, 1,526,368.61 and 743,357.07 is: 1,026,149.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,723.04 : 1,526,368.61 = 743,357.07 : x
  2. Step 2: Convert to fraction form
    1,105,723.04/1,526,368.61 = 743,357.07/x
  3. Step 3: Cross multiply
    1,105,723.04x = 1,526,368.61 × 743,357.07
  4. Step 4: Simplify right side
    1,105,723.04x = 1,134,636,893,952.79
  5. Step 5: Solve for x
    x = 1,134,636,893,952.79/1,105,723.04
  6. Step 6: Final answer
    x = 1,026,149.28

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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.