Home / 1,909,199.93-2,863,798.80-561,373.70

Finding the Fourth Proportional to 1,909,199.93, 2,863,798.80 and 561,373.70

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Solution

The fourth proportional to 1,909,199.93, 2,863,798.80 and 561,373.70 is: 842,060.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,909,199.93 : 2,863,798.80 = 561,373.70 : x
  2. Step 2: Convert to fraction form
    1,909,199.93/2,863,798.80 = 561,373.70/x
  3. Step 3: Cross multiply
    1,909,199.93x = 2,863,798.80 × 561,373.70
  4. Step 4: Simplify right side
    1,909,199.93x = 1,607,661,328,411.56
  5. Step 5: Solve for x
    x = 1,607,661,328,411.56/1,909,199.93
  6. Step 6: Final answer
    x = 842,060.23

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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.