Home / 4,771,145.81-6,585,534.93-2,812,162.43

Finding the Fourth Proportional to 4,771,145.81, 6,585,534.93 and 2,812,162.43

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Solution

The fourth proportional to 4,771,145.81, 6,585,534.93 and 2,812,162.43 is: 3,881,582.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,771,145.81 : 6,585,534.93 = 2,812,162.43 : x
  2. Step 2: Convert to fraction form
    4,771,145.81/6,585,534.93 = 2,812,162.43/x
  3. Step 3: Cross multiply
    4,771,145.81x = 6,585,534.93 × 2,812,162.43
  4. Step 4: Simplify right side
    4,771,145.81x = 18,519,593,938,608.12
  5. Step 5: Solve for x
    x = 18,519,593,938,608.12/4,771,145.81
  6. Step 6: Final answer
    x = 3,881,582.05

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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.