Home / 1,334,642.60-2,001,012.78-624,283.40

Finding the Fourth Proportional to 1,334,642.60, 2,001,012.78 and 624,283.40

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Solution

The fourth proportional to 1,334,642.60, 2,001,012.78 and 624,283.40 is: 935,980.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334,642.60 : 2,001,012.78 = 624,283.40 : x
  2. Step 2: Convert to fraction form
    1,334,642.60/2,001,012.78 = 624,283.40/x
  3. Step 3: Cross multiply
    1,334,642.60x = 2,001,012.78 × 624,283.40
  4. Step 4: Simplify right side
    1,334,642.60x = 1,249,199,061,741.85
  5. Step 5: Solve for x
    x = 1,249,199,061,741.85/1,334,642.60
  6. Step 6: Final answer
    x = 935,980.21

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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.