Home / 1,045,728.10-1,566,259.35-859,104.10

Finding the Fourth Proportional to 1,045,728.10, 1,566,259.35 and 859,104.10

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Solution

The fourth proportional to 1,045,728.10, 1,566,259.35 and 859,104.10 is: 1,286,739.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,045,728.10 : 1,566,259.35 = 859,104.10 : x
  2. Step 2: Convert to fraction form
    1,045,728.10/1,566,259.35 = 859,104.10/x
  3. Step 3: Cross multiply
    1,045,728.10x = 1,566,259.35 × 859,104.10
  4. Step 4: Simplify right side
    1,045,728.10x = 1,345,579,829,248.34
  5. Step 5: Solve for x
    x = 1,345,579,829,248.34/1,045,728.10
  6. Step 6: Final answer
    x = 1,286,739.67

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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.