Home / 1,054,566.68-1,455,293.80-571,120.64

Finding the Fourth Proportional to 1,054,566.68, 1,455,293.80 and 571,120.64

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Solution

The fourth proportional to 1,054,566.68, 1,455,293.80 and 571,120.64 is: 788,142.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,566.68 : 1,455,293.80 = 571,120.64 : x
  2. Step 2: Convert to fraction form
    1,054,566.68/1,455,293.80 = 571,120.64/x
  3. Step 3: Cross multiply
    1,054,566.68x = 1,455,293.80 × 571,120.64
  4. Step 4: Simplify right side
    1,054,566.68x = 831,148,326,444.03
  5. Step 5: Solve for x
    x = 831,148,326,444.03/1,054,566.68
  6. Step 6: Final answer
    x = 788,142.03

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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.