Home / 901,852.80-1,352,779.20-828,369.60

Finding the Fourth Proportional to 901,852.80, 1,352,779.20 and 828,369.60

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Solution

The fourth proportional to 901,852.80, 1,352,779.20 and 828,369.60 is: 1,242,554.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,852.80 : 1,352,779.20 = 828,369.60 : x
  2. Step 2: Convert to fraction form
    901,852.80/1,352,779.20 = 828,369.60/x
  3. Step 3: Cross multiply
    901,852.80x = 1,352,779.20 × 828,369.60
  4. Step 4: Simplify right side
    901,852.80x = 1,120,601,164,792.32
  5. Step 5: Solve for x
    x = 1,120,601,164,792.32/901,852.80
  6. Step 6: Final answer
    x = 1,242,554.40

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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.