Home / 1,879,557.65-2,593,790.66-1,020,117.90

Finding the Fourth Proportional to 1,879,557.65, 2,593,790.66 and 1,020,117.90

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Solution

The fourth proportional to 1,879,557.65, 2,593,790.66 and 1,020,117.90 is: 1,407,763.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,879,557.65 : 2,593,790.66 = 1,020,117.90 : x
  2. Step 2: Convert to fraction form
    1,879,557.65/2,593,790.66 = 1,020,117.90/x
  3. Step 3: Cross multiply
    1,879,557.65x = 2,593,790.66 × 1,020,117.90
  4. Step 4: Simplify right side
    1,879,557.65x = 2,645,972,276,018.22
  5. Step 5: Solve for x
    x = 2,645,972,276,018.22/1,879,557.65
  6. Step 6: Final answer
    x = 1,407,763.30

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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.