Home / 3,346,703.32-4,618,486.20-1,818,810.40

Finding the Fourth Proportional to 3,346,703.32, 4,618,486.20 and 1,818,810.40

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Solution

The fourth proportional to 3,346,703.32, 4,618,486.20 and 1,818,810.40 is: 2,509,977.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,346,703.32 : 4,618,486.20 = 1,818,810.40 : x
  2. Step 2: Convert to fraction form
    3,346,703.32/4,618,486.20 = 1,818,810.40/x
  3. Step 3: Cross multiply
    3,346,703.32x = 4,618,486.20 × 1,818,810.40
  4. Step 4: Simplify right side
    3,346,703.32x = 8,400,150,732,816.48
  5. Step 5: Solve for x
    x = 8,400,150,732,816.48/3,346,703.32
  6. Step 6: Final answer
    x = 2,509,977.71

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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.