Home / 1,678,582.34-2,518,617.78-879,673.94

Finding the Fourth Proportional to 1,678,582.34, 2,518,617.78 and 879,673.94

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Solution

The fourth proportional to 1,678,582.34, 2,518,617.78 and 879,673.94 is: 1,319,900.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,678,582.34 : 2,518,617.78 = 879,673.94 : x
  2. Step 2: Convert to fraction form
    1,678,582.34/2,518,617.78 = 879,673.94/x
  3. Step 3: Cross multiply
    1,678,582.34x = 2,518,617.78 × 879,673.94
  4. Step 4: Simplify right side
    1,678,582.34x = 2,215,562,425,886.65
  5. Step 5: Solve for x
    x = 2,215,562,425,886.65/1,678,582.34
  6. Step 6: Final answer
    x = 1,319,900.95

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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.