Home / 1,807,574.36-2,494,368.40-991,759.64

Finding the Fourth Proportional to 1,807,574.36, 2,494,368.40 and 991,759.64

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Solution

The fourth proportional to 1,807,574.36, 2,494,368.40 and 991,759.64 is: 1,368,582.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,807,574.36 : 2,494,368.40 = 991,759.64 : x
  2. Step 2: Convert to fraction form
    1,807,574.36/2,494,368.40 = 991,759.64/x
  3. Step 3: Cross multiply
    1,807,574.36x = 2,494,368.40 × 991,759.64
  4. Step 4: Simplify right side
    1,807,574.36x = 2,473,813,906,411.38
  5. Step 5: Solve for x
    x = 2,473,813,906,411.38/1,807,574.36
  6. Step 6: Final answer
    x = 1,368,582.10

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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.