Home / 1,077,901.60-1,617,435.60-446,879.20

Finding the Fourth Proportional to 1,077,901.60, 1,617,435.60 and 446,879.20

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Solution

The fourth proportional to 1,077,901.60, 1,617,435.60 and 446,879.20 is: 670,560.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,901.60 : 1,617,435.60 = 446,879.20 : x
  2. Step 2: Convert to fraction form
    1,077,901.60/1,617,435.60 = 446,879.20/x
  3. Step 3: Cross multiply
    1,077,901.60x = 1,617,435.60 × 446,879.20
  4. Step 4: Simplify right side
    1,077,901.60x = 722,798,326,979.52
  5. Step 5: Solve for x
    x = 722,798,326,979.52/1,077,901.60
  6. Step 6: Final answer
    x = 670,560.58

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1.5x scale

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.