Home / 1,054,675.52-1,455,440.64-571,228.64

Finding the Fourth Proportional to 1,054,675.52, 1,455,440.64 and 571,228.64

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Solution

The fourth proportional to 1,054,675.52, 1,455,440.64 and 571,228.64 is: 788,289.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,675.52 : 1,455,440.64 = 571,228.64 : x
  2. Step 2: Convert to fraction form
    1,054,675.52/1,455,440.64 = 571,228.64/x
  3. Step 3: Cross multiply
    1,054,675.52x = 1,455,440.64 × 571,228.64
  4. Step 4: Simplify right side
    1,054,675.52x = 831,389,377,387.93
  5. Step 5: Solve for x
    x = 831,389,377,387.93/1,054,675.52
  6. Step 6: Final answer
    x = 788,289.25

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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.