Home / 1,477,729.10-2,212,595.82-766,261.52

Finding the Fourth Proportional to 1,477,729.10, 2,212,595.82 and 766,261.52

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Solution

The fourth proportional to 1,477,729.10, 2,212,595.82 and 766,261.52 is: 1,147,319.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,477,729.10 : 2,212,595.82 = 766,261.52 : x
  2. Step 2: Convert to fraction form
    1,477,729.10/2,212,595.82 = 766,261.52/x
  3. Step 3: Cross multiply
    1,477,729.10x = 2,212,595.82 × 766,261.52
  4. Step 4: Simplify right side
    1,477,729.10x = 1,695,427,036,178.85
  5. Step 5: Solve for x
    x = 1,695,427,036,178.85/1,477,729.10
  6. Step 6: Final answer
    x = 1,147,319.25

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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.