Home / 1,213,953.43-1,675,255.48-670,089.08

Finding the Fourth Proportional to 1,213,953.43, 1,675,255.48 and 670,089.08

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Solution

The fourth proportional to 1,213,953.43, 1,675,255.48 and 670,089.08 is: 924,722.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,953.43 : 1,675,255.48 = 670,089.08 : x
  2. Step 2: Convert to fraction form
    1,213,953.43/1,675,255.48 = 670,089.08/x
  3. Step 3: Cross multiply
    1,213,953.43x = 1,675,255.48 × 670,089.08
  4. Step 4: Simplify right side
    1,213,953.43x = 1,122,570,403,358.16
  5. Step 5: Solve for x
    x = 1,122,570,403,358.16/1,213,953.43
  6. Step 6: Final answer
    x = 924,722.79

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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.