Home / 1,410,749.40-2,116,124.10-1,402,876.20

Finding the Fourth Proportional to 1,410,749.40, 2,116,124.10 and 1,402,876.20

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Solution

The fourth proportional to 1,410,749.40, 2,116,124.10 and 1,402,876.20 is: 2,104,314.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,410,749.40 : 2,116,124.10 = 1,402,876.20 : x
  2. Step 2: Convert to fraction form
    1,410,749.40/2,116,124.10 = 1,402,876.20/x
  3. Step 3: Cross multiply
    1,410,749.40x = 2,116,124.10 × 1,402,876.20
  4. Step 4: Simplify right side
    1,410,749.40x = 2,968,660,136,136.42
  5. Step 5: Solve for x
    x = 2,968,660,136,136.42/1,410,749.40
  6. Step 6: Final answer
    x = 2,104,314.30

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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.