Home / 1,065,764.50-1,471,411.14-684,463.48

Finding the Fourth Proportional to 1,065,764.50, 1,471,411.14 and 684,463.48

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Solution

The fourth proportional to 1,065,764.50, 1,471,411.14 and 684,463.48 is: 944,980.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,764.50 : 1,471,411.14 = 684,463.48 : x
  2. Step 2: Convert to fraction form
    1,065,764.50/1,471,411.14 = 684,463.48/x
  3. Step 3: Cross multiply
    1,065,764.50x = 1,471,411.14 × 684,463.48
  4. Step 4: Simplify right side
    1,065,764.50x = 1,007,127,189,395.17
  5. Step 5: Solve for x
    x = 1,007,127,189,395.17/1,065,764.50
  6. Step 6: Final answer
    x = 944,980.99

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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.