Home / 2,736,720-4,105,216.08-1,938,902.40

Finding the Fourth Proportional to 2,736,720, 4,105,216.08 and 1,938,902.40

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Solution

The fourth proportional to 2,736,720, 4,105,216.08 and 1,938,902.40 is: 2,908,450.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,736,720 : 4,105,216.08 = 1,938,902.40 : x
  2. Step 2: Convert to fraction form
    2,736,720/4,105,216.08 = 1,938,902.40/x
  3. Step 3: Cross multiply
    2,736,720x = 4,105,216.08 × 1,938,902.40
  4. Step 4: Simplify right side
    2,736,720x = 7,959,613,310,030.59
  5. Step 5: Solve for x
    x = 7,959,613,310,030.59/2,736,720
  6. Step 6: Final answer
    x = 2,908,450.01

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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.