Home / 1,558,624.86-2,335,870.44-800,435.70

Finding the Fourth Proportional to 1,558,624.86, 2,335,870.44 and 800,435.70

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Solution

The fourth proportional to 1,558,624.86, 2,335,870.44 and 800,435.70 is: 1,199,592.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,558,624.86 : 2,335,870.44 = 800,435.70 : x
  2. Step 2: Convert to fraction form
    1,558,624.86/2,335,870.44 = 800,435.70/x
  3. Step 3: Cross multiply
    1,558,624.86x = 2,335,870.44 × 800,435.70
  4. Step 4: Simplify right side
    1,558,624.86x = 1,869,714,090,750.71
  5. Step 5: Solve for x
    x = 1,869,714,090,750.71/1,558,624.86
  6. Step 6: Final answer
    x = 1,199,592.11

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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.