Home / 2,232,364.65-3,080,641.53-1,213,769.40

Finding the Fourth Proportional to 2,232,364.65, 3,080,641.53 and 1,213,769.40

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Solution

The fourth proportional to 2,232,364.65, 3,080,641.53 and 1,213,769.40 is: 1,674,989.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,232,364.65 : 3,080,641.53 = 1,213,769.40 : x
  2. Step 2: Convert to fraction form
    2,232,364.65/3,080,641.53 = 1,213,769.40/x
  3. Step 3: Cross multiply
    2,232,364.65x = 3,080,641.53 × 1,213,769.40
  4. Step 4: Simplify right side
    2,232,364.65x = 3,739,188,421,483.18
  5. Step 5: Solve for x
    x = 3,739,188,421,483.18/2,232,364.65
  6. Step 6: Final answer
    x = 1,674,989.98

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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.