Home / 1,604,590.34-2,214,234.30-879,386.61

Finding the Fourth Proportional to 1,604,590.34, 2,214,234.30 and 879,386.61

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Solution

The fourth proportional to 1,604,590.34, 2,214,234.30 and 879,386.61 is: 1,213,498.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,604,590.34 : 2,214,234.30 = 879,386.61 : x
  2. Step 2: Convert to fraction form
    1,604,590.34/2,214,234.30 = 879,386.61/x
  3. Step 3: Cross multiply
    1,604,590.34x = 2,214,234.30 × 879,386.61
  4. Step 4: Simplify right side
    1,604,590.34x = 1,947,167,994,822.72
  5. Step 5: Solve for x
    x = 1,947,167,994,822.72/1,604,590.34
  6. Step 6: Final answer
    x = 1,213,498.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.