Home / 1,395,510.66-2,092,887.91-384,392.15

Finding the Fourth Proportional to 1,395,510.66, 2,092,887.91 and 384,392.15

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Solution

The fourth proportional to 1,395,510.66, 2,092,887.91 and 384,392.15 is: 576,484.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,395,510.66 : 2,092,887.91 = 384,392.15 : x
  2. Step 2: Convert to fraction form
    1,395,510.66/2,092,887.91 = 384,392.15/x
  3. Step 3: Cross multiply
    1,395,510.66x = 2,092,887.91 × 384,392.15
  4. Step 4: Simplify right side
    1,395,510.66x = 804,489,679,136.08
  5. Step 5: Solve for x
    x = 804,489,679,136.08/1,395,510.66
  6. Step 6: Final answer
    x = 576,484.08

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1.5x scale

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.