Home / 1,870,900.40-2,802,203.40-1,124,404.40

Finding the Fourth Proportional to 1,870,900.40, 2,802,203.40 and 1,124,404.40

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Solution

The fourth proportional to 1,870,900.40, 2,802,203.40 and 1,124,404.40 is: 1,684,114.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,870,900.40 : 2,802,203.40 = 1,124,404.40 : x
  2. Step 2: Convert to fraction form
    1,870,900.40/2,802,203.40 = 1,124,404.40/x
  3. Step 3: Cross multiply
    1,870,900.40x = 2,802,203.40 × 1,124,404.40
  4. Step 4: Simplify right side
    1,870,900.40x = 3,150,809,832,654.96
  5. Step 5: Solve for x
    x = 3,150,809,832,654.96/1,870,900.40
  6. Step 6: Final answer
    x = 1,684,114.15

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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.