Home / 1,771,253.73-2,643,060.78-1,580,401.53

Finding the Fourth Proportional to 1,771,253.73, 2,643,060.78 and 1,580,401.53

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Solution

The fourth proportional to 1,771,253.73, 2,643,060.78 and 1,580,401.53 is: 2,358,271.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,771,253.73 : 2,643,060.78 = 1,580,401.53 : x
  2. Step 2: Convert to fraction form
    1,771,253.73/2,643,060.78 = 1,580,401.53/x
  3. Step 3: Cross multiply
    1,771,253.73x = 2,643,060.78 × 1,580,401.53
  4. Step 4: Simplify right side
    1,771,253.73x = 4,177,097,300,594.99
  5. Step 5: Solve for x
    x = 4,177,097,300,594.99/1,771,253.73
  6. Step 6: Final answer
    x = 2,358,271.56

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.