Home / 5,164,803-7,748,448.66-1,618,947

Finding the Fourth Proportional to 5,164,803, 7,748,448.66 and 1,618,947

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Solution

The fourth proportional to 5,164,803, 7,748,448.66 and 1,618,947 is: 2,428,810.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,164,803 : 7,748,448.66 = 1,618,947 : x
  2. Step 2: Convert to fraction form
    5,164,803/7,748,448.66 = 1,618,947/x
  3. Step 3: Cross multiply
    5,164,803x = 7,748,448.66 × 1,618,947
  4. Step 4: Simplify right side
    5,164,803x = 12,544,327,712,761.02
  5. Step 5: Solve for x
    x = 12,544,327,712,761.02/5,164,803
  6. Step 6: Final answer
    x = 2,428,810.49

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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.