Home / 1,802,410.32-2,487,156.12-1,077,113.64

Finding the Fourth Proportional to 1,802,410.32, 2,487,156.12 and 1,077,113.64

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Solution

The fourth proportional to 1,802,410.32, 2,487,156.12 and 1,077,113.64 is: 1,486,315.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,802,410.32 : 2,487,156.12 = 1,077,113.64 : x
  2. Step 2: Convert to fraction form
    1,802,410.32/2,487,156.12 = 1,077,113.64/x
  3. Step 3: Cross multiply
    1,802,410.32x = 2,487,156.12 × 1,077,113.64
  4. Step 4: Simplify right side
    1,802,410.32x = 2,678,949,781,661.48
  5. Step 5: Solve for x
    x = 2,678,949,781,661.48/1,802,410.32
  6. Step 6: Final answer
    x = 1,486,315.16

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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.