Home / 1,254,303.18-1,731,656.34-825,828.84

Finding the Fourth Proportional to 1,254,303.18, 1,731,656.34 and 825,828.84

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Solution

The fourth proportional to 1,254,303.18, 1,731,656.34 and 825,828.84 is: 1,140,116.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,303.18 : 1,731,656.34 = 825,828.84 : x
  2. Step 2: Convert to fraction form
    1,254,303.18/1,731,656.34 = 825,828.84/x
  3. Step 3: Cross multiply
    1,254,303.18x = 1,731,656.34 × 825,828.84
  4. Step 4: Simplify right side
    1,254,303.18x = 1,430,051,746,540.85
  5. Step 5: Solve for x
    x = 1,430,051,746,540.85/1,254,303.18
  6. Step 6: Final answer
    x = 1,140,116.50

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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.