Home / 1,036,642.40-1,430,077.44-606,656.48

Finding the Fourth Proportional to 1,036,642.40, 1,430,077.44 and 606,656.48

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Solution

The fourth proportional to 1,036,642.40, 1,430,077.44 and 606,656.48 is: 836,899.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,642.40 : 1,430,077.44 = 606,656.48 : x
  2. Step 2: Convert to fraction form
    1,036,642.40/1,430,077.44 = 606,656.48/x
  3. Step 3: Cross multiply
    1,036,642.40x = 1,430,077.44 × 606,656.48
  4. Step 4: Simplify right side
    1,036,642.40x = 867,565,745,877.81
  5. Step 5: Solve for x
    x = 867,565,745,877.81/1,036,642.40
  6. Step 6: Final answer
    x = 836,899.73

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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.