Home / 3,430,132.47-4,733,589.60-1,881,406.80

Finding the Fourth Proportional to 3,430,132.47, 4,733,589.60 and 1,881,406.80

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Solution

The fourth proportional to 3,430,132.47, 4,733,589.60 and 1,881,406.80 is: 2,596,345.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,430,132.47 : 4,733,589.60 = 1,881,406.80 : x
  2. Step 2: Convert to fraction form
    3,430,132.47/4,733,589.60 = 1,881,406.80/x
  3. Step 3: Cross multiply
    3,430,132.47x = 4,733,589.60 × 1,881,406.80
  4. Step 4: Simplify right side
    3,430,132.47x = 8,905,807,661,849.28
  5. Step 5: Solve for x
    x = 8,905,807,661,849.28/3,430,132.47
  6. Step 6: Final answer
    x = 2,596,345.11

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1.5x scale

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.