Home / 1,355,606.85-2,031,113.91-899,879.79

Finding the Fourth Proportional to 1,355,606.85, 2,031,113.91 and 899,879.79

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Solution

The fourth proportional to 1,355,606.85, 2,031,113.91 and 899,879.79 is: 1,348,295.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,355,606.85 : 2,031,113.91 = 899,879.79 : x
  2. Step 2: Convert to fraction form
    1,355,606.85/2,031,113.91 = 899,879.79/x
  3. Step 3: Cross multiply
    1,355,606.85x = 2,031,113.91 × 899,879.79
  4. Step 4: Simplify right side
    1,355,606.85x = 1,827,758,358,796.88
  5. Step 5: Solve for x
    x = 1,827,758,358,796.88/1,355,606.85
  6. Step 6: Final answer
    x = 1,348,295.31

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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.