Home / 1,535,333.76-2,119,617.12-1,077,852.16

Finding the Fourth Proportional to 1,535,333.76, 2,119,617.12 and 1,077,852.16

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Solution

The fourth proportional to 1,535,333.76, 2,119,617.12 and 1,077,852.16 is: 1,488,037.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,535,333.76 : 2,119,617.12 = 1,077,852.16 : x
  2. Step 2: Convert to fraction form
    1,535,333.76/2,119,617.12 = 1,077,852.16/x
  3. Step 3: Cross multiply
    1,535,333.76x = 2,119,617.12 × 1,077,852.16
  4. Step 4: Simplify right side
    1,535,333.76x = 2,284,633,891,164.98
  5. Step 5: Solve for x
    x = 2,284,633,891,164.98/1,535,333.76
  6. Step 6: Final answer
    x = 1,488,037.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.