Home / 1,039,885.85-1,559,828.78-697,401.65

Finding the Fourth Proportional to 1,039,885.85, 1,559,828.78 and 697,401.65

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Solution

The fourth proportional to 1,039,885.85, 1,559,828.78 and 697,401.65 is: 1,046,102.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,885.85 : 1,559,828.78 = 697,401.65 : x
  2. Step 2: Convert to fraction form
    1,039,885.85/1,559,828.78 = 697,401.65/x
  3. Step 3: Cross multiply
    1,039,885.85x = 1,559,828.78 × 697,401.65
  4. Step 4: Simplify right side
    1,039,885.85x = 1,087,827,161,402.48
  5. Step 5: Solve for x
    x = 1,087,827,161,402.48/1,039,885.85
  6. Step 6: Final answer
    x = 1,046,102.48

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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.