Home / 5,242,908.56-7,864,643.08-1,648,955.76

Finding the Fourth Proportional to 5,242,908.56, 7,864,643.08 and 1,648,955.76

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Solution

The fourth proportional to 5,242,908.56, 7,864,643.08 and 1,648,955.76 is: 2,473,521.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,242,908.56 : 7,864,643.08 = 1,648,955.76 : x
  2. Step 2: Convert to fraction form
    5,242,908.56/7,864,643.08 = 1,648,955.76/x
  3. Step 3: Cross multiply
    5,242,908.56x = 7,864,643.08 × 1,648,955.76
  4. Step 4: Simplify right side
    5,242,908.56x = 12,968,448,475,945.93
  5. Step 5: Solve for x
    x = 12,968,448,475,945.93/5,242,908.56
  6. Step 6: Final answer
    x = 2,473,521.78

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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.