Home / 965,853.20-1,448,779.80-717,021.20

Finding the Fourth Proportional to 965,853.20, 1,448,779.80 and 717,021.20

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Solution

The fourth proportional to 965,853.20, 1,448,779.80 and 717,021.20 is: 1,075,531.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,853.20 : 1,448,779.80 = 717,021.20 : x
  2. Step 2: Convert to fraction form
    965,853.20/1,448,779.80 = 717,021.20/x
  3. Step 3: Cross multiply
    965,853.20x = 1,448,779.80 × 717,021.20
  4. Step 4: Simplify right side
    965,853.20x = 1,038,805,830,731.76
  5. Step 5: Solve for x
    x = 1,038,805,830,731.76/965,853.20
  6. Step 6: Final answer
    x = 1,075,531.80

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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.