Home / 1,009,133.80-1,511,076.30-652,215.40

Finding the Fourth Proportional to 1,009,133.80, 1,511,076.30 and 652,215.40

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Solution

The fourth proportional to 1,009,133.80, 1,511,076.30 and 652,215.40 is: 976,626.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,133.80 : 1,511,076.30 = 652,215.40 : x
  2. Step 2: Convert to fraction form
    1,009,133.80/1,511,076.30 = 652,215.40/x
  3. Step 3: Cross multiply
    1,009,133.80x = 1,511,076.30 × 652,215.40
  4. Step 4: Simplify right side
    1,009,133.80x = 985,547,233,435.02
  5. Step 5: Solve for x
    x = 985,547,233,435.02/1,009,133.80
  6. Step 6: Final answer
    x = 976,626.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.