Home / 1,977,072.24-2,728,357.08-1,071,654

Finding the Fourth Proportional to 1,977,072.24, 2,728,357.08 and 1,071,654

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Solution

The fourth proportional to 1,977,072.24, 2,728,357.08 and 1,071,654 is: 1,478,881.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,977,072.24 : 2,728,357.08 = 1,071,654 : x
  2. Step 2: Convert to fraction form
    1,977,072.24/2,728,357.08 = 1,071,654/x
  3. Step 3: Cross multiply
    1,977,072.24x = 2,728,357.08 × 1,071,654
  4. Step 4: Simplify right side
    1,977,072.24x = 2,923,854,778,210.32
  5. Step 5: Solve for x
    x = 2,923,854,778,210.32/1,977,072.24
  6. Step 6: Final answer
    x = 1,478,881.10

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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.