Home / 1,346,670.71-2,019,986.01-626,609.16

Finding the Fourth Proportional to 1,346,670.71, 2,019,986.01 and 626,609.16

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Solution

The fourth proportional to 1,346,670.71, 2,019,986.01 and 626,609.16 is: 939,904.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,670.71 : 2,019,986.01 = 626,609.16 : x
  2. Step 2: Convert to fraction form
    1,346,670.71/2,019,986.01 = 626,609.16/x
  3. Step 3: Cross multiply
    1,346,670.71x = 2,019,986.01 × 626,609.16
  4. Step 4: Simplify right side
    1,346,670.71x = 1,265,741,736,937.85
  5. Step 5: Solve for x
    x = 1,265,741,736,937.85/1,346,670.71
  6. Step 6: Final answer
    x = 939,904.41

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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.