Home / 670,400.10-1,005,600.15-670,400.10

Finding the Fourth Proportional to 670,400.10, 1,005,600.15 and 670,400.10

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Solution

The fourth proportional to 670,400.10, 1,005,600.15 and 670,400.10 is: 1,005,600.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,400.10 : 1,005,600.15 = 670,400.10 : x
  2. Step 2: Convert to fraction form
    670,400.10/1,005,600.15 = 670,400.10/x
  3. Step 3: Cross multiply
    670,400.10x = 1,005,600.15 × 670,400.10
  4. Step 4: Simplify right side
    670,400.10x = 674,154,441,120.02
  5. Step 5: Solve for x
    x = 674,154,441,120.02/670,400.10
  6. Step 6: Final answer
    x = 1,005,600.15

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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.