Home / 1,054,592.32-1,455,341.76-571,163.20

Finding the Fourth Proportional to 1,054,592.32, 1,455,341.76 and 571,163.20

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Solution

The fourth proportional to 1,054,592.32, 1,455,341.76 and 571,163.20 is: 788,207.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,592.32 : 1,455,341.76 = 571,163.20 : x
  2. Step 2: Convert to fraction form
    1,054,592.32/1,455,341.76 = 571,163.20/x
  3. Step 3: Cross multiply
    1,054,592.32x = 1,455,341.76 × 571,163.20
  4. Step 4: Simplify right side
    1,054,592.32x = 831,237,656,735.23
  5. Step 5: Solve for x
    x = 831,237,656,735.23/1,054,592.32
  6. Step 6: Final answer
    x = 788,207.58

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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.