Home / 3,400,303.24-4,692,418.02-1,872,406.60

Finding the Fourth Proportional to 3,400,303.24, 4,692,418.02 and 1,872,406.60

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Solution

The fourth proportional to 3,400,303.24, 4,692,418.02 and 1,872,406.60 is: 2,583,920.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,400,303.24 : 4,692,418.02 = 1,872,406.60 : x
  2. Step 2: Convert to fraction form
    3,400,303.24/4,692,418.02 = 1,872,406.60/x
  3. Step 3: Cross multiply
    3,400,303.24x = 4,692,418.02 × 1,872,406.60
  4. Step 4: Simplify right side
    3,400,303.24x = 8,786,114,470,606.93
  5. Step 5: Solve for x
    x = 8,786,114,470,606.93/3,400,303.24
  6. Step 6: Final answer
    x = 2,583,920.86

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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.