Home / 1,400,072.77-1,931,295.31-883,643.14

Finding the Fourth Proportional to 1,400,072.77, 1,931,295.31 and 883,643.14

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Solution

The fourth proportional to 1,400,072.77, 1,931,295.31 and 883,643.14 is: 1,218,919.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,400,072.77 : 1,931,295.31 = 883,643.14 : x
  2. Step 2: Convert to fraction form
    1,400,072.77/1,931,295.31 = 883,643.14/x
  3. Step 3: Cross multiply
    1,400,072.77x = 1,931,295.31 × 883,643.14
  4. Step 4: Simplify right side
    1,400,072.77x = 1,706,575,851,995.67
  5. Step 5: Solve for x
    x = 1,706,575,851,995.67/1,400,072.77
  6. Step 6: Final answer
    x = 1,218,919.39

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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.