Home / 1,410,920.32-1,947,084.34-766,353.10

Finding the Fourth Proportional to 1,410,920.32, 1,947,084.34 and 766,353.10

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Solution

The fourth proportional to 1,410,920.32, 1,947,084.34 and 766,353.10 is: 1,057,575.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,410,920.32 : 1,947,084.34 = 766,353.10 : x
  2. Step 2: Convert to fraction form
    1,410,920.32/1,947,084.34 = 766,353.10/x
  3. Step 3: Cross multiply
    1,410,920.32x = 1,947,084.34 × 766,353.10
  4. Step 4: Simplify right side
    1,410,920.32x = 1,492,154,119,920.45
  5. Step 5: Solve for x
    x = 1,492,154,119,920.45/1,410,920.32
  6. Step 6: Final answer
    x = 1,057,575.04

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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.