Home / 1,326,501.43-1,830,052.31-816,318.07

Finding the Fourth Proportional to 1,326,501.43, 1,830,052.31 and 816,318.07

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Solution

The fourth proportional to 1,326,501.43, 1,830,052.31 and 816,318.07 is: 1,126,199.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,326,501.43 : 1,830,052.31 = 816,318.07 : x
  2. Step 2: Convert to fraction form
    1,326,501.43/1,830,052.31 = 816,318.07/x
  3. Step 3: Cross multiply
    1,326,501.43x = 1,830,052.31 × 816,318.07
  4. Step 4: Simplify right side
    1,326,501.43x = 1,493,904,761,041.52
  5. Step 5: Solve for x
    x = 1,493,904,761,041.52/1,326,501.43
  6. Step 6: Final answer
    x = 1,126,199.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.