Home / 2,798,648.20-3,862,210.58-1,574,997.40

Finding the Fourth Proportional to 2,798,648.20, 3,862,210.58 and 1,574,997.40

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Solution

The fourth proportional to 2,798,648.20, 3,862,210.58 and 1,574,997.40 is: 2,173,539.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,798,648.20 : 3,862,210.58 = 1,574,997.40 : x
  2. Step 2: Convert to fraction form
    2,798,648.20/3,862,210.58 = 1,574,997.40/x
  3. Step 3: Cross multiply
    2,798,648.20x = 3,862,210.58 × 1,574,997.40
  4. Step 4: Simplify right side
    2,798,648.20x = 6,082,971,621,752.49
  5. Step 5: Solve for x
    x = 6,082,971,621,752.49/2,798,648.20
  6. Step 6: Final answer
    x = 2,173,539.22

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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.