Home / 1,566,101.80-2,349,152.70-1,387,642.60

Finding the Fourth Proportional to 1,566,101.80, 2,349,152.70 and 1,387,642.60

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Solution

The fourth proportional to 1,566,101.80, 2,349,152.70 and 1,387,642.60 is: 2,081,463.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,566,101.80 : 2,349,152.70 = 1,387,642.60 : x
  2. Step 2: Convert to fraction form
    1,566,101.80/2,349,152.70 = 1,387,642.60/x
  3. Step 3: Cross multiply
    1,566,101.80x = 2,349,152.70 × 1,387,642.60
  4. Step 4: Simplify right side
    1,566,101.80x = 3,259,784,360,425.02
  5. Step 5: Solve for x
    x = 3,259,784,360,425.02/1,566,101.80
  6. Step 6: Final answer
    x = 2,081,463.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.