Home / 1,913,711-2,870,566.50-791,809.16

Finding the Fourth Proportional to 1,913,711, 2,870,566.50 and 791,809.16

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Solution

The fourth proportional to 1,913,711, 2,870,566.50 and 791,809.16 is: 1,187,713.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,913,711 : 2,870,566.50 = 791,809.16 : x
  2. Step 2: Convert to fraction form
    1,913,711/2,870,566.50 = 791,809.16/x
  3. Step 3: Cross multiply
    1,913,711x = 2,870,566.50 × 791,809.16
  4. Step 4: Simplify right side
    1,913,711x = 2,272,940,849,089.14
  5. Step 5: Solve for x
    x = 2,272,940,849,089.14/1,913,711
  6. Step 6: Final answer
    x = 1,187,713.74

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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.