Home / 1,513,348.39-2,088,436.94-834,309.19

Finding the Fourth Proportional to 1,513,348.39, 2,088,436.94 and 834,309.19

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Solution

The fourth proportional to 1,513,348.39, 2,088,436.94 and 834,309.19 is: 1,151,355.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,348.39 : 2,088,436.94 = 834,309.19 : x
  2. Step 2: Convert to fraction form
    1,513,348.39/2,088,436.94 = 834,309.19/x
  3. Step 3: Cross multiply
    1,513,348.39x = 2,088,436.94 × 834,309.19
  4. Step 4: Simplify right side
    1,513,348.39x = 1,742,402,131,777.48
  5. Step 5: Solve for x
    x = 1,742,402,131,777.48/1,513,348.39
  6. Step 6: Final answer
    x = 1,151,355.59

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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.