Home / 2,911,242.07-4,017,530.53-1,688,273.72

Finding the Fourth Proportional to 2,911,242.07, 4,017,530.53 and 1,688,273.72

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Solution

The fourth proportional to 2,911,242.07, 4,017,530.53 and 1,688,273.72 is: 2,329,827.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,911,242.07 : 4,017,530.53 = 1,688,273.72 : x
  2. Step 2: Convert to fraction form
    2,911,242.07/4,017,530.53 = 1,688,273.72/x
  3. Step 3: Cross multiply
    2,911,242.07x = 4,017,530.53 × 1,688,273.72
  4. Step 4: Simplify right side
    2,911,242.07x = 6,782,691,213,096.67
  5. Step 5: Solve for x
    x = 6,782,691,213,096.67/2,911,242.07
  6. Step 6: Final answer
    x = 2,329,827.29

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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.