Home / 1,516,558.78-2,092,811.07-837,480.70

Finding the Fourth Proportional to 1,516,558.78, 2,092,811.07 and 837,480.70

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Solution

The fourth proportional to 1,516,558.78, 2,092,811.07 and 837,480.70 is: 1,155,701.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,516,558.78 : 2,092,811.07 = 837,480.70 : x
  2. Step 2: Convert to fraction form
    1,516,558.78/2,092,811.07 = 837,480.70/x
  3. Step 3: Cross multiply
    1,516,558.78x = 2,092,811.07 × 837,480.70
  4. Step 4: Simplify right side
    1,516,558.78x = 1,752,688,879,871.35
  5. Step 5: Solve for x
    x = 1,752,688,879,871.35/1,516,558.78
  6. Step 6: Final answer
    x = 1,155,701.25

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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.