Home / 1,454,213.49-2,178,071.91-1,053,935.37

Finding the Fourth Proportional to 1,454,213.49, 2,178,071.91 and 1,053,935.37

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Solution

The fourth proportional to 1,454,213.49, 2,178,071.91 and 1,053,935.37 is: 1,578,548.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,454,213.49 : 2,178,071.91 = 1,053,935.37 : x
  2. Step 2: Convert to fraction form
    1,454,213.49/2,178,071.91 = 1,053,935.37/x
  3. Step 3: Cross multiply
    1,454,213.49x = 2,178,071.91 × 1,053,935.37
  4. Step 4: Simplify right side
    1,454,213.49x = 2,295,547,024,352.46
  5. Step 5: Solve for x
    x = 2,295,547,024,352.46/1,454,213.49
  6. Step 6: Final answer
    x = 1,578,548.84

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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.