Home / 1,570,635.92-2,355,673.40-417,889.10

Finding the Fourth Proportional to 1,570,635.92, 2,355,673.40 and 417,889.10

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Solution

The fourth proportional to 1,570,635.92, 2,355,673.40 and 417,889.10 is: 626,759.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,570,635.92 : 2,355,673.40 = 417,889.10 : x
  2. Step 2: Convert to fraction form
    1,570,635.92/2,355,673.40 = 417,889.10/x
  3. Step 3: Cross multiply
    1,570,635.92x = 2,355,673.40 × 417,889.10
  4. Step 4: Simplify right side
    1,570,635.92x = 984,410,229,041.31
  5. Step 5: Solve for x
    x = 984,410,229,041.31/1,570,635.92
  6. Step 6: Final answer
    x = 626,759.02

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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.