Home / 895,106.80-1,342,660.20-860,114.80

Finding the Fourth Proportional to 895,106.80, 1,342,660.20 and 860,114.80

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Solution

The fourth proportional to 895,106.80, 1,342,660.20 and 860,114.80 is: 1,290,172.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,106.80 : 1,342,660.20 = 860,114.80 : x
  2. Step 2: Convert to fraction form
    895,106.80/1,342,660.20 = 860,114.80/x
  3. Step 3: Cross multiply
    895,106.80x = 1,342,660.20 × 860,114.80
  4. Step 4: Simplify right side
    895,106.80x = 1,154,841,909,390.96
  5. Step 5: Solve for x
    x = 1,154,841,909,390.96/895,106.80
  6. Step 6: Final answer
    x = 1,290,172.20

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1.5x scale

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.