Home / 1,374,282.36-1,896,295.80-785,573.40

Finding the Fourth Proportional to 1,374,282.36, 1,896,295.80 and 785,573.40

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Solution

The fourth proportional to 1,374,282.36, 1,896,295.80 and 785,573.40 is: 1,083,969.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,374,282.36 : 1,896,295.80 = 785,573.40 : x
  2. Step 2: Convert to fraction form
    1,374,282.36/1,896,295.80 = 785,573.40/x
  3. Step 3: Cross multiply
    1,374,282.36x = 1,896,295.80 × 785,573.40
  4. Step 4: Simplify right side
    1,374,282.36x = 1,489,679,539,011.72
  5. Step 5: Solve for x
    x = 1,489,679,539,011.72/1,374,282.36
  6. Step 6: Final answer
    x = 1,083,969.05

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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.