Home / 1,808,222.64-2,712,333.93-1,409,161.96

Finding the Fourth Proportional to 1,808,222.64, 2,712,333.93 and 1,409,161.96

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Solution

The fourth proportional to 1,808,222.64, 2,712,333.93 and 1,409,161.96 is: 2,113,742.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,808,222.64 : 2,712,333.93 = 1,409,161.96 : x
  2. Step 2: Convert to fraction form
    1,808,222.64/2,712,333.93 = 1,409,161.96/x
  3. Step 3: Cross multiply
    1,808,222.64x = 2,712,333.93 × 1,409,161.96
  4. Step 4: Simplify right side
    1,808,222.64x = 3,822,117,796,973.30
  5. Step 5: Solve for x
    x = 3,822,117,796,973.30/1,808,222.64
  6. Step 6: Final answer
    x = 2,113,742.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.