Home / 1,411,565.70-1,947,972.56-766,985.93

Finding the Fourth Proportional to 1,411,565.70, 1,947,972.56 and 766,985.93

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Solution

The fourth proportional to 1,411,565.70, 1,947,972.56 and 766,985.93 is: 1,058,447.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,565.70 : 1,947,972.56 = 766,985.93 : x
  2. Step 2: Convert to fraction form
    1,411,565.70/1,947,972.56 = 766,985.93/x
  3. Step 3: Cross multiply
    1,411,565.70x = 1,947,972.56 × 766,985.93
  4. Step 4: Simplify right side
    1,411,565.70x = 1,494,067,531,971.29
  5. Step 5: Solve for x
    x = 1,494,067,531,971.29/1,411,565.70
  6. Step 6: Final answer
    x = 1,058,447.04

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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.