Home / 3,416,482.10-4,714,560.28-1,888,490.81

Finding the Fourth Proportional to 3,416,482.10, 4,714,560.28 and 1,888,490.81

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Solution

The fourth proportional to 3,416,482.10, 4,714,560.28 and 1,888,490.81 is: 2,606,015.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,416,482.10 : 4,714,560.28 = 1,888,490.81 : x
  2. Step 2: Convert to fraction form
    3,416,482.10/4,714,560.28 = 1,888,490.81/x
  3. Step 3: Cross multiply
    3,416,482.10x = 4,714,560.28 × 1,888,490.81
  4. Step 4: Simplify right side
    3,416,482.10x = 8,903,403,776,118.04
  5. Step 5: Solve for x
    x = 8,903,403,776,118.04/3,416,482.10
  6. Step 6: Final answer
    x = 2,606,015.05

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1.5x scale

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.