Home / 1,012,712.81-1,518,601.68-372,855.83

Finding the Fourth Proportional to 1,012,712.81, 1,518,601.68 and 372,855.83

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Solution

The fourth proportional to 1,012,712.81, 1,518,601.68 and 372,855.83 is: 559,111.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,712.81 : 1,518,601.68 = 372,855.83 : x
  2. Step 2: Convert to fraction form
    1,012,712.81/1,518,601.68 = 372,855.83/x
  3. Step 3: Cross multiply
    1,012,712.81x = 1,518,601.68 × 372,855.83
  4. Step 4: Simplify right side
    1,012,712.81x = 566,219,482,242.79
  5. Step 5: Solve for x
    x = 566,219,482,242.79/1,012,712.81
  6. Step 6: Final answer
    x = 559,111.61

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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.