Home / 1,488,944.87-2,232,328.46-477,491.08

Finding the Fourth Proportional to 1,488,944.87, 2,232,328.46 and 477,491.08

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Solution

The fourth proportional to 1,488,944.87, 2,232,328.46 and 477,491.08 is: 715,887.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,944.87 : 2,232,328.46 = 477,491.08 : x
  2. Step 2: Convert to fraction form
    1,488,944.87/2,232,328.46 = 477,491.08/x
  3. Step 3: Cross multiply
    1,488,944.87x = 2,232,328.46 × 477,491.08
  4. Step 4: Simplify right side
    1,488,944.87x = 1,065,916,927,280.14
  5. Step 5: Solve for x
    x = 1,065,916,927,280.14/1,488,944.87
  6. Step 6: Final answer
    x = 715,887.44

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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.