Home / 2,135,521.76-2,947,020.16-1,168,652.16

Finding the Fourth Proportional to 2,135,521.76, 2,947,020.16 and 1,168,652.16

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Solution

The fourth proportional to 2,135,521.76, 2,947,020.16 and 1,168,652.16 is: 1,612,740.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,135,521.76 : 2,947,020.16 = 1,168,652.16 : x
  2. Step 2: Convert to fraction form
    2,135,521.76/2,947,020.16 = 1,168,652.16/x
  3. Step 3: Cross multiply
    2,135,521.76x = 2,947,020.16 × 1,168,652.16
  4. Step 4: Simplify right side
    2,135,521.76x = 3,444,041,475,547.55
  5. Step 5: Solve for x
    x = 3,444,041,475,547.55/2,135,521.76
  6. Step 6: Final answer
    x = 1,612,740.05

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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.