Home / 1,410,875.60-2,116,313.40-413,603.60

Finding the Fourth Proportional to 1,410,875.60, 2,116,313.40 and 413,603.60

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Solution

The fourth proportional to 1,410,875.60, 2,116,313.40 and 413,603.60 is: 620,405.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,410,875.60 : 2,116,313.40 = 413,603.60 : x
  2. Step 2: Convert to fraction form
    1,410,875.60/2,116,313.40 = 413,603.60/x
  3. Step 3: Cross multiply
    1,410,875.60x = 2,116,313.40 × 413,603.60
  4. Step 4: Simplify right side
    1,410,875.60x = 875,314,840,968.24
  5. Step 5: Solve for x
    x = 875,314,840,968.24/1,410,875.60
  6. Step 6: Final answer
    x = 620,405.40

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1.5x scale

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.