Home / 1,055,023.93-1,455,852.48-641,503.27

Finding the Fourth Proportional to 1,055,023.93, 1,455,852.48 and 641,503.27

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Solution

The fourth proportional to 1,055,023.93, 1,455,852.48 and 641,503.27 is: 885,225.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,023.93 : 1,455,852.48 = 641,503.27 : x
  2. Step 2: Convert to fraction form
    1,055,023.93/1,455,852.48 = 641,503.27/x
  3. Step 3: Cross multiply
    1,055,023.93x = 1,455,852.48 × 641,503.27
  4. Step 4: Simplify right side
    1,055,023.93x = 933,934,119,278.35
  5. Step 5: Solve for x
    x = 933,934,119,278.35/1,055,023.93
  6. Step 6: Final answer
    x = 885,225.54

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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.