Home / 1,396,630.16-2,094,562.91-385,510.40

Finding the Fourth Proportional to 1,396,630.16, 2,094,562.91 and 385,510.40

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Solution

The fourth proportional to 1,396,630.16, 2,094,562.91 and 385,510.40 is: 578,160.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,396,630.16 : 2,094,562.91 = 385,510.40 : x
  2. Step 2: Convert to fraction form
    1,396,630.16/2,094,562.91 = 385,510.40/x
  3. Step 3: Cross multiply
    1,396,630.16x = 2,094,562.91 × 385,510.40
  4. Step 4: Simplify right side
    1,396,630.16x = 807,475,774,786.45
  5. Step 5: Solve for x
    x = 807,475,774,786.45/1,396,630.16
  6. Step 6: Final answer
    x = 578,160.06

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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.