Home / 1,968,218.40-2,952,327.60-1,719,386.40

Finding the Fourth Proportional to 1,968,218.40, 2,952,327.60 and 1,719,386.40

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Solution

The fourth proportional to 1,968,218.40, 2,952,327.60 and 1,719,386.40 is: 2,579,079.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,968,218.40 : 2,952,327.60 = 1,719,386.40 : x
  2. Step 2: Convert to fraction form
    1,968,218.40/2,952,327.60 = 1,719,386.40/x
  3. Step 3: Cross multiply
    1,968,218.40x = 2,952,327.60 × 1,719,386.40
  4. Step 4: Simplify right side
    1,968,218.40x = 5,076,191,923,784.64
  5. Step 5: Solve for x
    x = 5,076,191,923,784.64/1,968,218.40
  6. Step 6: Final answer
    x = 2,579,079.60

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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.