Home / 1,142,701.34-1,576,893.66-626,437.58

Finding the Fourth Proportional to 1,142,701.34, 1,576,893.66 and 626,437.58

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Solution

The fourth proportional to 1,142,701.34, 1,576,893.66 and 626,437.58 is: 864,465.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,701.34 : 1,576,893.66 = 626,437.58 : x
  2. Step 2: Convert to fraction form
    1,142,701.34/1,576,893.66 = 626,437.58/x
  3. Step 3: Cross multiply
    1,142,701.34x = 1,576,893.66 × 626,437.58
  4. Step 4: Simplify right side
    1,142,701.34x = 987,825,440,403.27
  5. Step 5: Solve for x
    x = 987,825,440,403.27/1,142,701.34
  6. Step 6: Final answer
    x = 864,465.11

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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.