Home / 1,807,802.19-2,494,760.10-992,019.51

Finding the Fourth Proportional to 1,807,802.19, 2,494,760.10 and 992,019.51

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Solution

The fourth proportional to 1,807,802.19, 2,494,760.10 and 992,019.51 is: 1,368,983.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,807,802.19 : 2,494,760.10 = 992,019.51 : x
  2. Step 2: Convert to fraction form
    1,807,802.19/2,494,760.10 = 992,019.51/x
  3. Step 3: Cross multiply
    1,807,802.19x = 2,494,760.10 × 992,019.51
  4. Step 4: Simplify right side
    1,807,802.19x = 2,474,850,691,969.55
  5. Step 5: Solve for x
    x = 2,474,850,691,969.55/1,807,802.19
  6. Step 6: Final answer
    x = 1,368,983.13

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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.