Home / 2,485,359.79-3,429,816.42-1,382,807.14

Finding the Fourth Proportional to 2,485,359.79, 3,429,816.42 and 1,382,807.14

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Solution

The fourth proportional to 2,485,359.79, 3,429,816.42 and 1,382,807.14 is: 1,908,284.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,485,359.79 : 3,429,816.42 = 1,382,807.14 : x
  2. Step 2: Convert to fraction form
    2,485,359.79/3,429,816.42 = 1,382,807.14/x
  3. Step 3: Cross multiply
    2,485,359.79x = 3,429,816.42 × 1,382,807.14
  4. Step 4: Simplify right side
    2,485,359.79x = 4,742,774,634,465.24
  5. Step 5: Solve for x
    x = 4,742,774,634,465.24/2,485,359.79
  6. Step 6: Final answer
    x = 1,908,284.93

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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.