Home / 1,410,693.40-2,116,040.10-1,402,820.20

Finding the Fourth Proportional to 1,410,693.40, 2,116,040.10 and 1,402,820.20

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Solution

The fourth proportional to 1,410,693.40, 2,116,040.10 and 1,402,820.20 is: 2,104,230.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,410,693.40 : 2,116,040.10 = 1,402,820.20 : x
  2. Step 2: Convert to fraction form
    1,410,693.40/2,116,040.10 = 1,402,820.20/x
  3. Step 3: Cross multiply
    1,410,693.40x = 2,116,040.10 × 1,402,820.20
  4. Step 4: Simplify right side
    1,410,693.40x = 2,968,423,796,290.02
  5. Step 5: Solve for x
    x = 2,968,423,796,290.02/1,410,693.40
  6. Step 6: Final answer
    x = 2,104,230.30

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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.