Home / 843,918.86-1,164,621.88-476,415.38

Finding the Fourth Proportional to 843,918.86, 1,164,621.88 and 476,415.38

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Solution

The fourth proportional to 843,918.86, 1,164,621.88 and 476,415.38 is: 657,461.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,918.86 : 1,164,621.88 = 476,415.38 : x
  2. Step 2: Convert to fraction form
    843,918.86/1,164,621.88 = 476,415.38/x
  3. Step 3: Cross multiply
    843,918.86x = 1,164,621.88 × 476,415.38
  4. Step 4: Simplify right side
    843,918.86x = 554,843,779,023.59
  5. Step 5: Solve for x
    x = 554,843,779,023.59/843,918.86
  6. Step 6: Final answer
    x = 657,461.05

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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.