Home / 1,417,555-2,126,332.50-366,931

Finding the Fourth Proportional to 1,417,555, 2,126,332.50 and 366,931

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Solution

The fourth proportional to 1,417,555, 2,126,332.50 and 366,931 is: 550,396.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417,555 : 2,126,332.50 = 366,931 : x
  2. Step 2: Convert to fraction form
    1,417,555/2,126,332.50 = 366,931/x
  3. Step 3: Cross multiply
    1,417,555x = 2,126,332.50 × 366,931
  4. Step 4: Simplify right side
    1,417,555x = 780,217,310,557.50
  5. Step 5: Solve for x
    x = 780,217,310,557.50/1,417,555
  6. Step 6: Final answer
    x = 550,396.50

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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.