Home / 1,415,425.36-1,953,018.62-899,263.28

Finding the Fourth Proportional to 1,415,425.36, 1,953,018.62 and 899,263.28

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Solution

The fourth proportional to 1,415,425.36, 1,953,018.62 and 899,263.28 is: 1,240,812.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,415,425.36 : 1,953,018.62 = 899,263.28 : x
  2. Step 2: Convert to fraction form
    1,415,425.36/1,953,018.62 = 899,263.28/x
  3. Step 3: Cross multiply
    1,415,425.36x = 1,953,018.62 × 899,263.28
  4. Step 4: Simplify right side
    1,415,425.36x = 1,756,277,930,122.27
  5. Step 5: Solve for x
    x = 1,756,277,930,122.27/1,415,425.36
  6. Step 6: Final answer
    x = 1,240,812.82

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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.