Home / 1,885,354.65-2,828,901.72-860,998.95

Finding the Fourth Proportional to 1,885,354.65, 2,828,901.72 and 860,998.95

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Solution

The fourth proportional to 1,885,354.65, 2,828,901.72 and 860,998.95 is: 1,291,895.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,885,354.65 : 2,828,901.72 = 860,998.95 : x
  2. Step 2: Convert to fraction form
    1,885,354.65/2,828,901.72 = 860,998.95/x
  3. Step 3: Cross multiply
    1,885,354.65x = 2,828,901.72 × 860,998.95
  4. Step 4: Simplify right side
    1,885,354.65x = 2,435,681,404,730.88
  5. Step 5: Solve for x
    x = 2,435,681,404,730.88/1,885,354.65
  6. Step 6: Final answer
    x = 1,291,895.62

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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.