Home / 1,054,607.39-1,455,357.67-571,172.48

Finding the Fourth Proportional to 1,054,607.39, 1,455,357.67 and 571,172.48

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Solution

The fourth proportional to 1,054,607.39, 1,455,357.67 and 571,172.48 is: 788,217.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,607.39 : 1,455,357.67 = 571,172.48 : x
  2. Step 2: Convert to fraction form
    1,054,607.39/1,455,357.67 = 571,172.48/x
  3. Step 3: Cross multiply
    1,054,607.39x = 1,455,357.67 × 571,172.48
  4. Step 4: Simplify right side
    1,054,607.39x = 831,260,240,956.20
  5. Step 5: Solve for x
    x = 831,260,240,956.20/1,054,607.39
  6. Step 6: Final answer
    x = 788,217.73

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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.