Home / 1,185,627.36-1,636,320.24-676,428.96

Finding the Fourth Proportional to 1,185,627.36, 1,636,320.24 and 676,428.96

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Solution

The fourth proportional to 1,185,627.36, 1,636,320.24 and 676,428.96 is: 933,560.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,627.36 : 1,636,320.24 = 676,428.96 : x
  2. Step 2: Convert to fraction form
    1,185,627.36/1,636,320.24 = 676,428.96/x
  3. Step 3: Cross multiply
    1,185,627.36x = 1,636,320.24 × 676,428.96
  4. Step 4: Simplify right side
    1,185,627.36x = 1,106,854,398,170.15
  5. Step 5: Solve for x
    x = 1,106,854,398,170.15/1,185,627.36
  6. Step 6: Final answer
    x = 933,560.10

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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.