Home / 1,038,521.79-1,433,162.05-573,376.56

Finding the Fourth Proportional to 1,038,521.79, 1,433,162.05 and 573,376.56

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Solution

The fourth proportional to 1,038,521.79, 1,433,162.05 and 573,376.56 is: 791,260.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,521.79 : 1,433,162.05 = 573,376.56 : x
  2. Step 2: Convert to fraction form
    1,038,521.79/1,433,162.05 = 573,376.56/x
  3. Step 3: Cross multiply
    1,038,521.79x = 1,433,162.05 × 573,376.56
  4. Step 4: Simplify right side
    1,038,521.79x = 821,741,523,284.67
  5. Step 5: Solve for x
    x = 821,741,523,284.67/1,038,521.79
  6. Step 6: Final answer
    x = 791,260.75

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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.