Home / 1,223,578.06-1,688,585.60-837,203.84

Finding the Fourth Proportional to 1,223,578.06, 1,688,585.60 and 837,203.84

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Solution

The fourth proportional to 1,223,578.06, 1,688,585.60 and 837,203.84 is: 1,155,374.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,578.06 : 1,688,585.60 = 837,203.84 : x
  2. Step 2: Convert to fraction form
    1,223,578.06/1,688,585.60 = 837,203.84/x
  3. Step 3: Cross multiply
    1,223,578.06x = 1,688,585.60 × 837,203.84
  4. Step 4: Simplify right side
    1,223,578.06x = 1,413,690,348,488.70
  5. Step 5: Solve for x
    x = 1,413,690,348,488.70/1,223,578.06
  6. Step 6: Final answer
    x = 1,155,374.06

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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.