Home / 1,334,156.67-2,001,290.40-387,527.40

Finding the Fourth Proportional to 1,334,156.67, 2,001,290.40 and 387,527.40

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Solution

The fourth proportional to 1,334,156.67, 2,001,290.40 and 387,527.40 is: 581,307.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334,156.67 : 2,001,290.40 = 387,527.40 : x
  2. Step 2: Convert to fraction form
    1,334,156.67/2,001,290.40 = 387,527.40/x
  3. Step 3: Cross multiply
    1,334,156.67x = 2,001,290.40 × 387,527.40
  4. Step 4: Simplify right side
    1,334,156.67x = 775,554,865,356.96
  5. Step 5: Solve for x
    x = 775,554,865,356.96/1,334,156.67
  6. Step 6: Final answer
    x = 581,307.19

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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.