Home / 1,865,911.70-2,575,752.64-1,254,419.12

Finding the Fourth Proportional to 1,865,911.70, 2,575,752.64 and 1,254,419.12

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Solution

The fourth proportional to 1,865,911.70, 2,575,752.64 and 1,254,419.12 is: 1,731,632.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,865,911.70 : 2,575,752.64 = 1,254,419.12 : x
  2. Step 2: Convert to fraction form
    1,865,911.70/2,575,752.64 = 1,254,419.12/x
  3. Step 3: Cross multiply
    1,865,911.70x = 2,575,752.64 × 1,254,419.12
  4. Step 4: Simplify right side
    1,865,911.70x = 3,231,073,360,006.48
  5. Step 5: Solve for x
    x = 3,231,073,360,006.48/1,865,911.70
  6. Step 6: Final answer
    x = 1,731,632.51

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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.