Home / 1,405,883.04-1,940,115.10-761,303.24

Finding the Fourth Proportional to 1,405,883.04, 1,940,115.10 and 761,303.24

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Solution

The fourth proportional to 1,405,883.04, 1,940,115.10 and 761,303.24 is: 1,050,596.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,405,883.04 : 1,940,115.10 = 761,303.24 : x
  2. Step 2: Convert to fraction form
    1,405,883.04/1,940,115.10 = 761,303.24/x
  3. Step 3: Cross multiply
    1,405,883.04x = 1,940,115.10 × 761,303.24
  4. Step 4: Simplify right side
    1,405,883.04x = 1,477,015,911,602.92
  5. Step 5: Solve for x
    x = 1,477,015,911,602.92/1,405,883.04
  6. Step 6: Final answer
    x = 1,050,596.58

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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.