Home / 2,116,570.60-2,920,921.76-1,149,756.22

Finding the Fourth Proportional to 2,116,570.60, 2,920,921.76 and 1,149,756.22

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Solution

The fourth proportional to 2,116,570.60, 2,920,921.76 and 1,149,756.22 is: 1,586,693.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,116,570.60 : 2,920,921.76 = 1,149,756.22 : x
  2. Step 2: Convert to fraction form
    2,116,570.60/2,920,921.76 = 1,149,756.22/x
  3. Step 3: Cross multiply
    2,116,570.60x = 2,920,921.76 × 1,149,756.22
  4. Step 4: Simplify right side
    2,116,570.60x = 3,358,347,961,693.35
  5. Step 5: Solve for x
    x = 3,358,347,961,693.35/2,116,570.60
  6. Step 6: Final answer
    x = 1,586,693.10

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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.