Home / 1,298,445.93-1,956,531.72-1,066,973.85

Finding the Fourth Proportional to 1,298,445.93, 1,956,531.72 and 1,066,973.85

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Solution

The fourth proportional to 1,298,445.93, 1,956,531.72 and 1,066,973.85 is: 1,607,743.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,298,445.93 : 1,956,531.72 = 1,066,973.85 : x
  2. Step 2: Convert to fraction form
    1,298,445.93/1,956,531.72 = 1,066,973.85/x
  3. Step 3: Cross multiply
    1,298,445.93x = 1,956,531.72 × 1,066,973.85
  4. Step 4: Simplify right side
    1,298,445.93x = 2,087,568,181,935.52
  5. Step 5: Solve for x
    x = 2,087,568,181,935.52/1,298,445.93
  6. Step 6: Final answer
    x = 1,607,743.64

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.