Home / 1,478,592.87-2,217,970.02-467,639.36

Finding the Fourth Proportional to 1,478,592.87, 2,217,970.02 and 467,639.36

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Solution

The fourth proportional to 1,478,592.87, 2,217,970.02 and 467,639.36 is: 701,484.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,592.87 : 2,217,970.02 = 467,639.36 : x
  2. Step 2: Convert to fraction form
    1,478,592.87/2,217,970.02 = 467,639.36/x
  3. Step 3: Cross multiply
    1,478,592.87x = 2,217,970.02 × 467,639.36
  4. Step 4: Simplify right side
    1,478,592.87x = 1,037,210,069,562.14
  5. Step 5: Solve for x
    x = 1,037,210,069,562.14/1,478,592.87
  6. Step 6: Final answer
    x = 701,484.56

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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.