Home / 1,057,728.84-1,587,223.71-383,862.81

Finding the Fourth Proportional to 1,057,728.84, 1,587,223.71 and 383,862.81

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Solution

The fourth proportional to 1,057,728.84, 1,587,223.71 and 383,862.81 is: 576,023.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,728.84 : 1,587,223.71 = 383,862.81 : x
  2. Step 2: Convert to fraction form
    1,057,728.84/1,587,223.71 = 383,862.81/x
  3. Step 3: Cross multiply
    1,057,728.84x = 1,587,223.71 × 383,862.81
  4. Step 4: Simplify right side
    1,057,728.84x = 609,276,153,419.23
  5. Step 5: Solve for x
    x = 609,276,153,419.23/1,057,728.84
  6. Step 6: Final answer
    x = 576,023.01

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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.