Home / 1,132,182.64-1,698,218.47-422,155.14

Finding the Fourth Proportional to 1,132,182.64, 1,698,218.47 and 422,155.14

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Solution

The fourth proportional to 1,132,182.64, 1,698,218.47 and 422,155.14 is: 633,212.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,182.64 : 1,698,218.47 = 422,155.14 : x
  2. Step 2: Convert to fraction form
    1,132,182.64/1,698,218.47 = 422,155.14/x
  3. Step 3: Cross multiply
    1,132,182.64x = 1,698,218.47 × 422,155.14
  4. Step 4: Simplify right side
    1,132,182.64x = 716,911,655,953.44
  5. Step 5: Solve for x
    x = 716,911,655,953.44/1,132,182.64
  6. Step 6: Final answer
    x = 633,212.02

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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.