Home / 1,461,886.30-2,017,588.44-817,344.64

Finding the Fourth Proportional to 1,461,886.30, 2,017,588.44 and 817,344.64

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Solution

The fourth proportional to 1,461,886.30, 2,017,588.44 and 817,344.64 is: 1,128,039.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,461,886.30 : 2,017,588.44 = 817,344.64 : x
  2. Step 2: Convert to fraction form
    1,461,886.30/2,017,588.44 = 817,344.64/x
  3. Step 3: Cross multiply
    1,461,886.30x = 2,017,588.44 × 817,344.64
  4. Step 4: Simplify right side
    1,461,886.30x = 1,649,065,097,159.96
  5. Step 5: Solve for x
    x = 1,649,065,097,159.96/1,461,886.30
  6. Step 6: Final answer
    x = 1,128,039.23

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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.