Home / 1,178,171.44-1,625,898.08-654,931.18

Finding the Fourth Proportional to 1,178,171.44, 1,625,898.08 and 654,931.18

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Solution

The fourth proportional to 1,178,171.44, 1,625,898.08 and 654,931.18 is: 903,816.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,171.44 : 1,625,898.08 = 654,931.18 : x
  2. Step 2: Convert to fraction form
    1,178,171.44/1,625,898.08 = 654,931.18/x
  3. Step 3: Cross multiply
    1,178,171.44x = 1,625,898.08 × 654,931.18
  4. Step 4: Simplify right side
    1,178,171.44x = 1,064,851,348,094.13
  5. Step 5: Solve for x
    x = 1,064,851,348,094.13/1,178,171.44
  6. Step 6: Final answer
    x = 903,816.98

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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.