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Finding the Fourth Proportional to 895,492.80, 1,255,348.80 and 895,492.80

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Solution

The fourth proportional to 895,492.80, 1,255,348.80 and 895,492.80 is: 1,255,348.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,492.80 : 1,255,348.80 = 895,492.80 : x
  2. Step 2: Convert to fraction form
    895,492.80/1,255,348.80 = 895,492.80/x
  3. Step 3: Cross multiply
    895,492.80x = 1,255,348.80 × 895,492.80
  4. Step 4: Simplify right side
    895,492.80x = 1,124,155,811,888.64
  5. Step 5: Solve for x
    x = 1,124,155,811,888.64/895,492.80
  6. Step 6: Final answer
    x = 1,255,348.80

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.