Home / 1,178,277.90-1,763,334.45-705,302.70

Finding the Fourth Proportional to 1,178,277.90, 1,763,334.45 and 705,302.70

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Solution

The fourth proportional to 1,178,277.90, 1,763,334.45 and 705,302.70 is: 1,055,510.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,277.90 : 1,763,334.45 = 705,302.70 : x
  2. Step 2: Convert to fraction form
    1,178,277.90/1,763,334.45 = 705,302.70/x
  3. Step 3: Cross multiply
    1,178,277.90x = 1,763,334.45 × 705,302.70
  4. Step 4: Simplify right side
    1,178,277.90x = 1,243,684,548,588.01
  5. Step 5: Solve for x
    x = 1,243,684,548,588.01/1,178,277.90
  6. Step 6: Final answer
    x = 1,055,510.38

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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.