Home / 3,387,154.74-4,674,278.67-1,838,416.98

Finding the Fourth Proportional to 3,387,154.74, 4,674,278.67 and 1,838,416.98

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Solution

The fourth proportional to 3,387,154.74, 4,674,278.67 and 1,838,416.98 is: 2,537,018.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,387,154.74 : 4,674,278.67 = 1,838,416.98 : x
  2. Step 2: Convert to fraction form
    3,387,154.74/4,674,278.67 = 1,838,416.98/x
  3. Step 3: Cross multiply
    3,387,154.74x = 4,674,278.67 × 1,838,416.98
  4. Step 4: Simplify right side
    3,387,154.74x = 8,593,273,276,179.82
  5. Step 5: Solve for x
    x = 8,593,273,276,179.82/3,387,154.74
  6. Step 6: Final answer
    x = 2,537,018.22

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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.