Home / 1,054,839.93-1,455,686.06-571,405.06

Finding the Fourth Proportional to 1,054,839.93, 1,455,686.06 and 571,405.06

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Solution

The fourth proportional to 1,054,839.93, 1,455,686.06 and 571,405.06 is: 788,542.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,839.93 : 1,455,686.06 = 571,405.06 : x
  2. Step 2: Convert to fraction form
    1,054,839.93/1,455,686.06 = 571,405.06/x
  3. Step 3: Cross multiply
    1,054,839.93x = 1,455,686.06 × 571,405.06
  4. Step 4: Simplify right side
    1,054,839.93x = 831,786,380,455.46
  5. Step 5: Solve for x
    x = 831,786,380,455.46/1,054,839.93
  6. Step 6: Final answer
    x = 788,542.75

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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.