Home / 2,850,688.47-3,932,458.61-1,762,612.23

Finding the Fourth Proportional to 2,850,688.47, 3,932,458.61 and 1,762,612.23

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Solution

The fourth proportional to 2,850,688.47, 3,932,458.61 and 1,762,612.23 is: 2,431,482.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,850,688.47 : 3,932,458.61 = 1,762,612.23 : x
  2. Step 2: Convert to fraction form
    2,850,688.47/3,932,458.61 = 1,762,612.23/x
  3. Step 3: Cross multiply
    2,850,688.47x = 3,932,458.61 × 1,762,612.23
  4. Step 4: Simplify right side
    2,850,688.47x = 6,931,399,624,699.04
  5. Step 5: Solve for x
    x = 6,931,399,624,699.04/2,850,688.47
  6. Step 6: Final answer
    x = 2,431,482.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.