Home / 971,992.20-1,457,988.30-883,345.80

Finding the Fourth Proportional to 971,992.20, 1,457,988.30 and 883,345.80

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Solution

The fourth proportional to 971,992.20, 1,457,988.30 and 883,345.80 is: 1,325,018.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,992.20 : 1,457,988.30 = 883,345.80 : x
  2. Step 2: Convert to fraction form
    971,992.20/1,457,988.30 = 883,345.80/x
  3. Step 3: Cross multiply
    971,992.20x = 1,457,988.30 × 883,345.80
  4. Step 4: Simplify right side
    971,992.20x = 1,287,907,841,254.14
  5. Step 5: Solve for x
    x = 1,287,907,841,254.14/971,992.20
  6. Step 6: Final answer
    x = 1,325,018.70

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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.