Home / 1,223,676.50-1,688,721.14-837,301.94

Finding the Fourth Proportional to 1,223,676.50, 1,688,721.14 and 837,301.94

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Solution

The fourth proportional to 1,223,676.50, 1,688,721.14 and 837,301.94 is: 1,155,509.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,676.50 : 1,688,721.14 = 837,301.94 : x
  2. Step 2: Convert to fraction form
    1,223,676.50/1,688,721.14 = 837,301.94/x
  3. Step 3: Cross multiply
    1,223,676.50x = 1,688,721.14 × 837,301.94
  4. Step 4: Simplify right side
    1,223,676.50x = 1,413,969,486,641.01
  5. Step 5: Solve for x
    x = 1,413,969,486,641.01/1,223,676.50
  6. Step 6: Final answer
    x = 1,155,509.23

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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.