Home / 970,666.20-1,455,999.30-835,363.80

Finding the Fourth Proportional to 970,666.20, 1,455,999.30 and 835,363.80

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Solution

The fourth proportional to 970,666.20, 1,455,999.30 and 835,363.80 is: 1,253,045.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,666.20 : 1,455,999.30 = 835,363.80 : x
  2. Step 2: Convert to fraction form
    970,666.20/1,455,999.30 = 835,363.80/x
  3. Step 3: Cross multiply
    970,666.20x = 1,455,999.30 × 835,363.80
  4. Step 4: Simplify right side
    970,666.20x = 1,216,289,108,045.34
  5. Step 5: Solve for x
    x = 1,216,289,108,045.34/970,666.20
  6. Step 6: Final answer
    x = 1,253,045.70

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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.