Home / 1,070,128.31-1,476,737.86-586,682.87

Finding the Fourth Proportional to 1,070,128.31, 1,476,737.86 and 586,682.87

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Solution

The fourth proportional to 1,070,128.31, 1,476,737.86 and 586,682.87 is: 809,600.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,128.31 : 1,476,737.86 = 586,682.87 : x
  2. Step 2: Convert to fraction form
    1,070,128.31/1,476,737.86 = 586,682.87/x
  3. Step 3: Cross multiply
    1,070,128.31x = 1,476,737.86 × 586,682.87
  4. Step 4: Simplify right side
    1,070,128.31x = 866,376,803,009.04
  5. Step 5: Solve for x
    x = 866,376,803,009.04/1,070,128.31
  6. Step 6: Final answer
    x = 809,600.86

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