Home / 2,931,055-4,044,783.54-1,641,887.08

Finding the Fourth Proportional to 2,931,055, 4,044,783.54 and 1,641,887.08

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Solution

The fourth proportional to 2,931,055, 4,044,783.54 and 1,641,887.08 is: 2,265,763.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,931,055 : 4,044,783.54 = 1,641,887.08 : x
  2. Step 2: Convert to fraction form
    2,931,055/4,044,783.54 = 1,641,887.08/x
  3. Step 3: Cross multiply
    2,931,055x = 4,044,783.54 × 1,641,887.08
  4. Step 4: Simplify right side
    2,931,055x = 6,641,077,835,722.66
  5. Step 5: Solve for x
    x = 6,641,077,835,722.66/2,931,055
  6. Step 6: Final answer
    x = 2,265,763.64

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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.