Home / 1,670,518.46-2,502,220.16-816,276.26

Finding the Fourth Proportional to 1,670,518.46, 2,502,220.16 and 816,276.26

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Solution

The fourth proportional to 1,670,518.46, 2,502,220.16 and 816,276.26 is: 1,222,676.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,670,518.46 : 2,502,220.16 = 816,276.26 : x
  2. Step 2: Convert to fraction form
    1,670,518.46/2,502,220.16 = 816,276.26/x
  3. Step 3: Cross multiply
    1,670,518.46x = 2,502,220.16 × 816,276.26
  4. Step 4: Simplify right side
    1,670,518.46x = 2,042,502,913,901.40
  5. Step 5: Solve for x
    x = 2,042,502,913,901.40/1,670,518.46
  6. Step 6: Final answer
    x = 1,222,676.05

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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.