Home / 3,426,333.12-4,728,011.04-1,898,409.60

Finding the Fourth Proportional to 3,426,333.12, 4,728,011.04 and 1,898,409.60

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Solution

The fourth proportional to 3,426,333.12, 4,728,011.04 and 1,898,409.60 is: 2,619,623.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,426,333.12 : 4,728,011.04 = 1,898,409.60 : x
  2. Step 2: Convert to fraction form
    3,426,333.12/4,728,011.04 = 1,898,409.60/x
  3. Step 3: Cross multiply
    3,426,333.12x = 4,728,011.04 × 1,898,409.60
  4. Step 4: Simplify right side
    3,426,333.12x = 8,975,701,547,241.99
  5. Step 5: Solve for x
    x = 8,975,701,547,241.99/3,426,333.12
  6. Step 6: Final answer
    x = 2,619,623.15

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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.