Home / 5,257,703.52-7,886,842.32-1,663,203.18

Finding the Fourth Proportional to 5,257,703.52, 7,886,842.32 and 1,663,203.18

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Solution

The fourth proportional to 5,257,703.52, 7,886,842.32 and 1,663,203.18 is: 2,494,895.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,257,703.52 : 7,886,842.32 = 1,663,203.18 : x
  2. Step 2: Convert to fraction form
    5,257,703.52/7,886,842.32 = 1,663,203.18/x
  3. Step 3: Cross multiply
    5,257,703.52x = 7,886,842.32 × 1,663,203.18
  4. Step 4: Simplify right side
    5,257,703.52x = 13,117,421,226,782.58
  5. Step 5: Solve for x
    x = 13,117,421,226,782.58/5,257,703.52
  6. Step 6: Final answer
    x = 2,494,895.57

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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.