Home / 1,201,603.02-1,801,158.54-751,290

Finding the Fourth Proportional to 1,201,603.02, 1,801,158.54 and 751,290

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Solution

The fourth proportional to 1,201,603.02, 1,801,158.54 and 751,290 is: 1,126,155.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,201,603.02 : 1,801,158.54 = 751,290 : x
  2. Step 2: Convert to fraction form
    1,201,603.02/1,801,158.54 = 751,290/x
  3. Step 3: Cross multiply
    1,201,603.02x = 1,801,158.54 × 751,290
  4. Step 4: Simplify right side
    1,201,603.02x = 1,353,192,399,516.60
  5. Step 5: Solve for x
    x = 1,353,192,399,516.60/1,201,603.02
  6. Step 6: Final answer
    x = 1,126,155.96

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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.