Home / 1,095,098.64-1,643,678.43-555,742.16

Finding the Fourth Proportional to 1,095,098.64, 1,643,678.43 and 555,742.16

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Solution

The fourth proportional to 1,095,098.64, 1,643,678.43 and 555,742.16 is: 834,136.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,098.64 : 1,643,678.43 = 555,742.16 : x
  2. Step 2: Convert to fraction form
    1,095,098.64/1,643,678.43 = 555,742.16/x
  3. Step 3: Cross multiply
    1,095,098.64x = 1,643,678.43 × 555,742.16
  4. Step 4: Simplify right side
    1,095,098.64x = 913,461,392,815.22
  5. Step 5: Solve for x
    x = 913,461,392,815.22/1,095,098.64
  6. Step 6: Final answer
    x = 834,136.18

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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.