Home / 2,803,812.28-3,869,168.64-1,771,871.50

Finding the Fourth Proportional to 2,803,812.28, 3,869,168.64 and 1,771,871.50

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Solution

The fourth proportional to 2,803,812.28, 3,869,168.64 and 1,771,871.50 is: 2,445,124.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,803,812.28 : 3,869,168.64 = 1,771,871.50 : x
  2. Step 2: Convert to fraction form
    2,803,812.28/3,869,168.64 = 1,771,871.50/x
  3. Step 3: Cross multiply
    2,803,812.28x = 3,869,168.64 × 1,771,871.50
  4. Step 4: Simplify right side
    2,803,812.28x = 6,855,669,641,909.76
  5. Step 5: Solve for x
    x = 6,855,669,641,909.76/2,803,812.28
  6. Step 6: Final answer
    x = 2,445,124.34

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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.