Home / 1,634,564.85-2,255,642.72-899,450.36

Finding the Fourth Proportional to 1,634,564.85, 2,255,642.72 and 899,450.36

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Solution

The fourth proportional to 1,634,564.85, 2,255,642.72 and 899,450.36 is: 1,241,210.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,634,564.85 : 2,255,642.72 = 899,450.36 : x
  2. Step 2: Convert to fraction form
    1,634,564.85/2,255,642.72 = 899,450.36/x
  3. Step 3: Cross multiply
    1,634,564.85x = 2,255,642.72 × 899,450.36
  4. Step 4: Simplify right side
    1,634,564.85x = 2,028,838,656,535.38
  5. Step 5: Solve for x
    x = 2,028,838,656,535.38/1,634,564.85
  6. Step 6: Final answer
    x = 1,241,210.26

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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.