Home / 1,905,977.30-2,858,126.68-895,386.47

Finding the Fourth Proportional to 1,905,977.30, 2,858,126.68 and 895,386.47

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Solution

The fourth proportional to 1,905,977.30, 2,858,126.68 and 895,386.47 is: 1,342,685.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,905,977.30 : 2,858,126.68 = 895,386.47 : x
  2. Step 2: Convert to fraction form
    1,905,977.30/2,858,126.68 = 895,386.47/x
  3. Step 3: Cross multiply
    1,905,977.30x = 2,858,126.68 × 895,386.47
  4. Step 4: Simplify right side
    1,905,977.30x = 2,559,127,940,050.45
  5. Step 5: Solve for x
    x = 2,559,127,940,050.45/1,905,977.30
  6. Step 6: Final answer
    x = 1,342,685.43

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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.