Home / 1,683,381.59-2,323,066.59-919,436.97

Finding the Fourth Proportional to 1,683,381.59, 2,323,066.59 and 919,436.97

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Solution

The fourth proportional to 1,683,381.59, 2,323,066.59 and 919,436.97 is: 1,268,823.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,683,381.59 : 2,323,066.59 = 919,436.97 : x
  2. Step 2: Convert to fraction form
    1,683,381.59/2,323,066.59 = 919,436.97/x
  3. Step 3: Cross multiply
    1,683,381.59x = 2,323,066.59 × 919,436.97
  4. Step 4: Simplify right side
    1,683,381.59x = 2,135,913,306,617.83
  5. Step 5: Solve for x
    x = 2,135,913,306,617.83/1,683,381.59
  6. Step 6: Final answer
    x = 1,268,823.02

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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.