Home / 1,119,563.21-1,544,938.93-636,061.25

Finding the Fourth Proportional to 1,119,563.21, 1,544,938.93 and 636,061.25

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Solution

The fourth proportional to 1,119,563.21, 1,544,938.93 and 636,061.25 is: 877,731.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,563.21 : 1,544,938.93 = 636,061.25 : x
  2. Step 2: Convert to fraction form
    1,119,563.21/1,544,938.93 = 636,061.25/x
  3. Step 3: Cross multiply
    1,119,563.21x = 1,544,938.93 × 636,061.25
  4. Step 4: Simplify right side
    1,119,563.21x = 982,675,786,989.46
  5. Step 5: Solve for x
    x = 982,675,786,989.46/1,119,563.21
  6. Step 6: Final answer
    x = 877,731.40

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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.