Home / 1,181,931.04-1,761,653.21-1,114,664.32

Finding the Fourth Proportional to 1,181,931.04, 1,761,653.21 and 1,114,664.32

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Solution

The fourth proportional to 1,181,931.04, 1,761,653.21 and 1,114,664.32 is: 1,661,393.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,931.04 : 1,761,653.21 = 1,114,664.32 : x
  2. Step 2: Convert to fraction form
    1,181,931.04/1,761,653.21 = 1,114,664.32/x
  3. Step 3: Cross multiply
    1,181,931.04x = 1,761,653.21 × 1,114,664.32
  4. Step 4: Simplify right side
    1,181,931.04x = 1,963,651,977,400.47
  5. Step 5: Solve for x
    x = 1,963,651,977,400.47/1,181,931.04
  6. Step 6: Final answer
    x = 1,661,393.02

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.