Home / 2,771,389.80-4,158,467.10-1,574,231.40

Finding the Fourth Proportional to 2,771,389.80, 4,158,467.10 and 1,574,231.40

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Solution

The fourth proportional to 2,771,389.80, 4,158,467.10 and 1,574,231.40 is: 2,362,132.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,771,389.80 : 4,158,467.10 = 1,574,231.40 : x
  2. Step 2: Convert to fraction form
    2,771,389.80/4,158,467.10 = 1,574,231.40/x
  3. Step 3: Cross multiply
    2,771,389.80x = 4,158,467.10 × 1,574,231.40
  4. Step 4: Simplify right side
    2,771,389.80x = 6,546,389,484,686.94
  5. Step 5: Solve for x
    x = 6,546,389,484,686.94/2,771,389.80
  6. Step 6: Final answer
    x = 2,362,132.34

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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.