Home / 1,585,544.76-2,376,720.63-911,423.88

Finding the Fourth Proportional to 1,585,544.76, 2,376,720.63 and 911,423.88

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Solution

The fourth proportional to 1,585,544.76, 2,376,720.63 and 911,423.88 is: 1,366,218.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,544.76 : 2,376,720.63 = 911,423.88 : x
  2. Step 2: Convert to fraction form
    1,585,544.76/2,376,720.63 = 911,423.88/x
  3. Step 3: Cross multiply
    1,585,544.76x = 2,376,720.63 × 911,423.88
  4. Step 4: Simplify right side
    1,585,544.76x = 2,166,199,938,270.64
  5. Step 5: Solve for x
    x = 2,166,199,938,270.64/1,585,544.76
  6. Step 6: Final answer
    x = 1,366,218.09

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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.