Home / 5,165,734.43-7,748,345.32-1,927,019.77

Finding the Fourth Proportional to 5,165,734.43, 7,748,345.32 and 1,927,019.77

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Solution

The fourth proportional to 5,165,734.43, 7,748,345.32 and 1,927,019.77 is: 2,890,434.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,165,734.43 : 7,748,345.32 = 1,927,019.77 : x
  2. Step 2: Convert to fraction form
    5,165,734.43/7,748,345.32 = 1,927,019.77/x
  3. Step 3: Cross multiply
    5,165,734.43x = 7,748,345.32 × 1,927,019.77
  4. Step 4: Simplify right side
    5,165,734.43x = 14,931,214,592,238.56
  5. Step 5: Solve for x
    x = 14,931,214,592,238.56/5,165,734.43
  6. Step 6: Final answer
    x = 2,890,434.03

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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.