Home / 2,107,274.85-2,908,048.32-1,140,405.18

Finding the Fourth Proportional to 2,107,274.85, 2,908,048.32 and 1,140,405.18

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Solution

The fourth proportional to 2,107,274.85, 2,908,048.32 and 1,140,405.18 is: 1,573,764.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,107,274.85 : 2,908,048.32 = 1,140,405.18 : x
  2. Step 2: Convert to fraction form
    2,107,274.85/2,908,048.32 = 1,140,405.18/x
  3. Step 3: Cross multiply
    2,107,274.85x = 2,908,048.32 × 1,140,405.18
  4. Step 4: Simplify right side
    2,107,274.85x = 3,316,353,367,818.30
  5. Step 5: Solve for x
    x = 3,316,353,367,818.30/2,107,274.85
  6. Step 6: Final answer
    x = 1,573,764.03

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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.