Home / 1,596,123.25-2,202,655.75-870,986.95

Finding the Fourth Proportional to 1,596,123.25, 2,202,655.75 and 870,986.95

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Solution

The fourth proportional to 1,596,123.25, 2,202,655.75 and 870,986.95 is: 1,201,965.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,596,123.25 : 2,202,655.75 = 870,986.95 : x
  2. Step 2: Convert to fraction form
    1,596,123.25/2,202,655.75 = 870,986.95/x
  3. Step 3: Cross multiply
    1,596,123.25x = 2,202,655.75 × 870,986.95
  4. Step 4: Simplify right side
    1,596,123.25x = 1,918,484,405,908.36
  5. Step 5: Solve for x
    x = 1,918,484,405,908.36/1,596,123.25
  6. Step 6: Final answer
    x = 1,201,965.08

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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.