Home / 1,993,807.40-2,990,711.10-983,413.40

Finding the Fourth Proportional to 1,993,807.40, 2,990,711.10 and 983,413.40

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Solution

The fourth proportional to 1,993,807.40, 2,990,711.10 and 983,413.40 is: 1,475,120.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,993,807.40 : 2,990,711.10 = 983,413.40 : x
  2. Step 2: Convert to fraction form
    1,993,807.40/2,990,711.10 = 983,413.40/x
  3. Step 3: Cross multiply
    1,993,807.40x = 2,990,711.10 × 983,413.40
  4. Step 4: Simplify right side
    1,993,807.40x = 2,941,105,371,268.74
  5. Step 5: Solve for x
    x = 2,941,105,371,268.74/1,993,807.40
  6. Step 6: Final answer
    x = 1,475,120.10

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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.