Home / 1,948,277.80-2,688,653.82-1,088,893.72

Finding the Fourth Proportional to 1,948,277.80, 2,688,653.82 and 1,088,893.72

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Solution

The fourth proportional to 1,948,277.80, 2,688,653.82 and 1,088,893.72 is: 1,502,690.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,948,277.80 : 2,688,653.82 = 1,088,893.72 : x
  2. Step 2: Convert to fraction form
    1,948,277.80/2,688,653.82 = 1,088,893.72/x
  3. Step 3: Cross multiply
    1,948,277.80x = 2,688,653.82 × 1,088,893.72
  4. Step 4: Simplify right side
    1,948,277.80x = 2,927,658,259,852.01
  5. Step 5: Solve for x
    x = 2,927,658,259,852.01/1,948,277.80
  6. Step 6: Final answer
    x = 1,502,690.36

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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.