Home / 1,000,858.16-1,381,521.06-608,389.67

Finding the Fourth Proportional to 1,000,858.16, 1,381,521.06 and 608,389.67

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Solution

The fourth proportional to 1,000,858.16, 1,381,521.06 and 608,389.67 is: 839,782.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,858.16 : 1,381,521.06 = 608,389.67 : x
  2. Step 2: Convert to fraction form
    1,000,858.16/1,381,521.06 = 608,389.67/x
  3. Step 3: Cross multiply
    1,000,858.16x = 1,381,521.06 × 608,389.67
  4. Step 4: Simplify right side
    1,000,858.16x = 840,503,134,883.85
  5. Step 5: Solve for x
    x = 840,503,134,883.85/1,000,858.16
  6. Step 6: Final answer
    x = 839,782.47

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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.