Home / 1,457,440-2,186,440.22-558,811.65

Finding the Fourth Proportional to 1,457,440, 2,186,440.22 and 558,811.65

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Solution

The fourth proportional to 1,457,440, 2,186,440.22 and 558,811.65 is: 838,324.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,457,440 : 2,186,440.22 = 558,811.65 : x
  2. Step 2: Convert to fraction form
    1,457,440/2,186,440.22 = 558,811.65/x
  3. Step 3: Cross multiply
    1,457,440x = 2,186,440.22 × 558,811.65
  4. Step 4: Simplify right side
    1,457,440x = 1,221,808,266,964.56
  5. Step 5: Solve for x
    x = 1,221,808,266,964.56/1,457,440
  6. Step 6: Final answer
    x = 838,324.92

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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.