Home / 1,411,050.78-1,947,253.77-766,465.74

Finding the Fourth Proportional to 1,411,050.78, 1,947,253.77 and 766,465.74

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Solution

The fourth proportional to 1,411,050.78, 1,947,253.77 and 766,465.74 is: 1,057,724.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,050.78 : 1,947,253.77 = 766,465.74 : x
  2. Step 2: Convert to fraction form
    1,411,050.78/1,947,253.77 = 766,465.74/x
  3. Step 3: Cross multiply
    1,411,050.78x = 1,947,253.77 × 766,465.74
  4. Step 4: Simplify right side
    1,411,050.78x = 1,492,503,301,790.84
  5. Step 5: Solve for x
    x = 1,492,503,301,790.84/1,411,050.78
  6. Step 6: Final answer
    x = 1,057,724.73

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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.