Home / 2,069,968.12-2,856,555.61-1,152,177.60

Finding the Fourth Proportional to 2,069,968.12, 2,856,555.61 and 1,152,177.60

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Solution

The fourth proportional to 2,069,968.12, 2,856,555.61 and 1,152,177.60 is: 1,590,004.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,069,968.12 : 2,856,555.61 = 1,152,177.60 : x
  2. Step 2: Convert to fraction form
    2,069,968.12/2,856,555.61 = 1,152,177.60/x
  3. Step 3: Cross multiply
    2,069,968.12x = 2,856,555.61 × 1,152,177.60
  4. Step 4: Simplify right side
    2,069,968.12x = 3,291,259,386,996.34
  5. Step 5: Solve for x
    x = 3,291,259,386,996.34/2,069,968.12
  6. Step 6: Final answer
    x = 1,590,004.87

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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.