Home / 3,350,780-4,623,726.48-1,900,011.68

Finding the Fourth Proportional to 3,350,780, 4,623,726.48 and 1,900,011.68

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Solution

The fourth proportional to 3,350,780, 4,623,726.48 and 1,900,011.68 is: 2,621,817.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,350,780 : 4,623,726.48 = 1,900,011.68 : x
  2. Step 2: Convert to fraction form
    3,350,780/4,623,726.48 = 1,900,011.68/x
  3. Step 3: Cross multiply
    3,350,780x = 4,623,726.48 × 1,900,011.68
  4. Step 4: Simplify right side
    3,350,780x = 8,785,134,317,125.29
  5. Step 5: Solve for x
    x = 8,785,134,317,125.29/3,350,780
  6. Step 6: Final answer
    x = 2,621,817.70

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1.5x scale

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.