Home / 2,114,281.18-2,919,112.96-1,255,117.42

Finding the Fourth Proportional to 2,114,281.18, 2,919,112.96 and 1,255,117.42

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Solution

The fourth proportional to 2,114,281.18, 2,919,112.96 and 1,255,117.42 is: 1,732,896.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,114,281.18 : 2,919,112.96 = 1,255,117.42 : x
  2. Step 2: Convert to fraction form
    2,114,281.18/2,919,112.96 = 1,255,117.42/x
  3. Step 3: Cross multiply
    2,114,281.18x = 2,919,112.96 × 1,255,117.42
  4. Step 4: Simplify right side
    2,114,281.18x = 3,663,829,516,608.19
  5. Step 5: Solve for x
    x = 3,663,829,516,608.19/2,114,281.18
  6. Step 6: Final answer
    x = 1,732,896.06

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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.