Home / 1,169,510.87-1,613,938.47-686,084.24

Finding the Fourth Proportional to 1,169,510.87, 1,613,938.47 and 686,084.24

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Solution

The fourth proportional to 1,169,510.87, 1,613,938.47 and 686,084.24 is: 946,804.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,510.87 : 1,613,938.47 = 686,084.24 : x
  2. Step 2: Convert to fraction form
    1,169,510.87/1,613,938.47 = 686,084.24/x
  3. Step 3: Cross multiply
    1,169,510.87x = 1,613,938.47 × 686,084.24
  4. Step 4: Simplify right side
    1,169,510.87x = 1,107,297,750,058.74
  5. Step 5: Solve for x
    x = 1,107,297,750,058.74/1,169,510.87
  6. Step 6: Final answer
    x = 946,804.15

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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.