Home / 1,150,713.08-1,587,994.77-634,485.50

Finding the Fourth Proportional to 1,150,713.08, 1,587,994.77 and 634,485.50

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Solution

The fourth proportional to 1,150,713.08, 1,587,994.77 and 634,485.50 is: 875,595.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150,713.08 : 1,587,994.77 = 634,485.50 : x
  2. Step 2: Convert to fraction form
    1,150,713.08/1,587,994.77 = 634,485.50/x
  3. Step 3: Cross multiply
    1,150,713.08x = 1,587,994.77 × 634,485.50
  4. Step 4: Simplify right side
    1,150,713.08x = 1,007,559,655,640.84
  5. Step 5: Solve for x
    x = 1,007,559,655,640.84/1,150,713.08
  6. Step 6: Final answer
    x = 875,595.90

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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.