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Finding the Fourth Proportional to 1,977,094.02, 2,964,574.18 and 897,017.07

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Solution

The fourth proportional to 1,977,094.02, 2,964,574.18 and 897,017.07 is: 1,345,041.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,977,094.02 : 2,964,574.18 = 897,017.07 : x
  2. Step 2: Convert to fraction form
    1,977,094.02/2,964,574.18 = 897,017.07/x
  3. Step 3: Cross multiply
    1,977,094.02x = 2,964,574.18 × 897,017.07
  4. Step 4: Simplify right side
    1,977,094.02x = 2,659,273,652,810.74
  5. Step 5: Solve for x
    x = 2,659,273,652,810.74/1,977,094.02
  6. Step 6: Final answer
    x = 1,345,041.58

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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.