Home / 884,323.35-1,219,130.51-747,809.60

Finding the Fourth Proportional to 884,323.35, 1,219,130.51 and 747,809.60

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Solution

The fourth proportional to 884,323.35, 1,219,130.51 and 747,809.60 is: 1,030,932.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,323.35 : 1,219,130.51 = 747,809.60 : x
  2. Step 2: Convert to fraction form
    884,323.35/1,219,130.51 = 747,809.60/x
  3. Step 3: Cross multiply
    884,323.35x = 1,219,130.51 × 747,809.60
  4. Step 4: Simplify right side
    884,323.35x = 911,677,489,196.20
  5. Step 5: Solve for x
    x = 911,677,489,196.20/884,323.35
  6. Step 6: Final answer
    x = 1,030,932.28

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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.