Home / 1,266,628.96-1,900,941.95-468,138.85

Finding the Fourth Proportional to 1,266,628.96, 1,900,941.95 and 468,138.85

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Solution

The fourth proportional to 1,266,628.96, 1,900,941.95 and 468,138.85 is: 702,577.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,628.96 : 1,900,941.95 = 468,138.85 : x
  2. Step 2: Convert to fraction form
    1,266,628.96/1,900,941.95 = 468,138.85/x
  3. Step 3: Cross multiply
    1,266,628.96x = 1,900,941.95 × 468,138.85
  4. Step 4: Simplify right side
    1,266,628.96x = 889,904,778,389.76
  5. Step 5: Solve for x
    x = 889,904,778,389.76/1,266,628.96
  6. Step 6: Final answer
    x = 702,577.32

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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.