Home / 5,182,357.12-7,774,672.96-1,588,394.40

Finding the Fourth Proportional to 5,182,357.12, 7,774,672.96 and 1,588,394.40

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Solution

The fourth proportional to 5,182,357.12, 7,774,672.96 and 1,588,394.40 is: 2,382,940.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,182,357.12 : 7,774,672.96 = 1,588,394.40 : x
  2. Step 2: Convert to fraction form
    5,182,357.12/7,774,672.96 = 1,588,394.40/x
  3. Step 3: Cross multiply
    5,182,357.12x = 7,774,672.96 × 1,588,394.40
  4. Step 4: Simplify right side
    5,182,357.12x = 12,349,246,991,495.42
  5. Step 5: Solve for x
    x = 12,349,246,991,495.42/5,182,357.12
  6. Step 6: Final answer
    x = 2,382,940.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.