Home / 1,870,898.40-2,802,200.40-1,124,402.40

Finding the Fourth Proportional to 1,870,898.40, 2,802,200.40 and 1,124,402.40

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Solution

The fourth proportional to 1,870,898.40, 2,802,200.40 and 1,124,402.40 is: 1,684,111.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,870,898.40 : 2,802,200.40 = 1,124,402.40 : x
  2. Step 2: Convert to fraction form
    1,870,898.40/2,802,200.40 = 1,124,402.40/x
  3. Step 3: Cross multiply
    1,870,898.40x = 2,802,200.40 × 1,124,402.40
  4. Step 4: Simplify right side
    1,870,898.40x = 3,150,800,855,040.96
  5. Step 5: Solve for x
    x = 3,150,800,855,040.96/1,870,898.40
  6. Step 6: Final answer
    x = 1,684,111.15

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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.