Home / 1,426,054.87-2,139,160.21-361,106.15

Finding the Fourth Proportional to 1,426,054.87, 2,139,160.21 and 361,106.15

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Solution

The fourth proportional to 1,426,054.87, 2,139,160.21 and 361,106.15 is: 541,678.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426,054.87 : 2,139,160.21 = 361,106.15 : x
  2. Step 2: Convert to fraction form
    1,426,054.87/2,139,160.21 = 361,106.15/x
  3. Step 3: Cross multiply
    1,426,054.87x = 2,139,160.21 × 361,106.15
  4. Step 4: Simplify right side
    1,426,054.87x = 772,463,907,666.29
  5. Step 5: Solve for x
    x = 772,463,907,666.29/1,426,054.87
  6. Step 6: Final answer
    x = 541,678.95

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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.