Home / 1,634,565.85-2,255,644.10-899,451.36

Finding the Fourth Proportional to 1,634,565.85, 2,255,644.10 and 899,451.36

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Solution

The fourth proportional to 1,634,565.85, 2,255,644.10 and 899,451.36 is: 1,241,211.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,634,565.85 : 2,255,644.10 = 899,451.36 : x
  2. Step 2: Convert to fraction form
    1,634,565.85/2,255,644.10 = 899,451.36/x
  3. Step 3: Cross multiply
    1,634,565.85x = 2,255,644.10 × 899,451.36
  4. Step 4: Simplify right side
    1,634,565.85x = 2,028,842,153,420.98
  5. Step 5: Solve for x
    x = 2,028,842,153,420.98/1,634,565.85
  6. Step 6: Final answer
    x = 1,241,211.64

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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.