Home / 1,045,688.10-1,566,199.35-859,064.10

Finding the Fourth Proportional to 1,045,688.10, 1,566,199.35 and 859,064.10

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Solution

The fourth proportional to 1,045,688.10, 1,566,199.35 and 859,064.10 is: 1,286,679.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,045,688.10 : 1,566,199.35 = 859,064.10 : x
  2. Step 2: Convert to fraction form
    1,045,688.10/1,566,199.35 = 859,064.10/x
  3. Step 3: Cross multiply
    1,045,688.10x = 1,566,199.35 × 859,064.10
  4. Step 4: Simplify right side
    1,045,688.10x = 1,345,465,635,028.34
  5. Step 5: Solve for x
    x = 1,345,465,635,028.34/1,045,688.10
  6. Step 6: Final answer
    x = 1,286,679.68

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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.