Home / 1,914,269.04-2,641,510.80-1,129,212.60

Finding the Fourth Proportional to 1,914,269.04, 2,641,510.80 and 1,129,212.60

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Solution

The fourth proportional to 1,914,269.04, 2,641,510.80 and 1,129,212.60 is: 1,558,206.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,914,269.04 : 2,641,510.80 = 1,129,212.60 : x
  2. Step 2: Convert to fraction form
    1,914,269.04/2,641,510.80 = 1,129,212.60/x
  3. Step 3: Cross multiply
    1,914,269.04x = 2,641,510.80 × 1,129,212.60
  4. Step 4: Simplify right side
    1,914,269.04x = 2,982,827,278,396.08
  5. Step 5: Solve for x
    x = 2,982,827,278,396.08/1,914,269.04
  6. Step 6: Final answer
    x = 1,558,206.93

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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.