Home / 1,853,963.40-2,783,018.70-1,732,139.40

Finding the Fourth Proportional to 1,853,963.40, 2,783,018.70 and 1,732,139.40

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Solution

The fourth proportional to 1,853,963.40, 2,783,018.70 and 1,732,139.40 is: 2,600,146.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,853,963.40 : 2,783,018.70 = 1,732,139.40 : x
  2. Step 2: Convert to fraction form
    1,853,963.40/2,783,018.70 = 1,732,139.40/x
  3. Step 3: Cross multiply
    1,853,963.40x = 2,783,018.70 × 1,732,139.40
  4. Step 4: Simplify right side
    1,853,963.40x = 4,820,576,341,206.78
  5. Step 5: Solve for x
    x = 4,820,576,341,206.78/1,853,963.40
  6. Step 6: Final answer
    x = 2,600,146.44

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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.