Home / 1,360,688.22-2,041,696.26-855,486.72

Finding the Fourth Proportional to 1,360,688.22, 2,041,696.26 and 855,486.72

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Solution

The fourth proportional to 1,360,688.22, 2,041,696.26 and 855,486.72 is: 1,283,647.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,360,688.22 : 2,041,696.26 = 855,486.72 : x
  2. Step 2: Convert to fraction form
    1,360,688.22/2,041,696.26 = 855,486.72/x
  3. Step 3: Cross multiply
    1,360,688.22x = 2,041,696.26 × 855,486.72
  4. Step 4: Simplify right side
    1,360,688.22x = 1,746,644,036,703.67
  5. Step 5: Solve for x
    x = 1,746,644,036,703.67/1,360,688.22
  6. Step 6: Final answer
    x = 1,283,647.50

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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.