Home / 1,055,074.60-1,456,663.26-812,897.56

Finding the Fourth Proportional to 1,055,074.60, 1,456,663.26 and 812,897.56

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Solution

The fourth proportional to 1,055,074.60, 1,456,663.26 and 812,897.56 is: 1,122,307.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,074.60 : 1,456,663.26 = 812,897.56 : x
  2. Step 2: Convert to fraction form
    1,055,074.60/1,456,663.26 = 812,897.56/x
  3. Step 3: Cross multiply
    1,055,074.60x = 1,456,663.26 × 812,897.56
  4. Step 4: Simplify right side
    1,055,074.60x = 1,184,118,009,795.65
  5. Step 5: Solve for x
    x = 1,184,118,009,795.65/1,055,074.60
  6. Step 6: Final answer
    x = 1,122,307.38

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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.