Home / 1,445,985.76-2,166,606.96-1,024,509.28

Finding the Fourth Proportional to 1,445,985.76, 2,166,606.96 and 1,024,509.28

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Solution

The fourth proportional to 1,445,985.76, 2,166,606.96 and 1,024,509.28 is: 1,535,083.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,445,985.76 : 2,166,606.96 = 1,024,509.28 : x
  2. Step 2: Convert to fraction form
    1,445,985.76/2,166,606.96 = 1,024,509.28/x
  3. Step 3: Cross multiply
    1,445,985.76x = 2,166,606.96 × 1,024,509.28
  4. Step 4: Simplify right side
    1,445,985.76x = 2,219,708,936,632.59
  5. Step 5: Solve for x
    x = 2,219,708,936,632.59/1,445,985.76
  6. Step 6: Final answer
    x = 1,535,083.54

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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.