Home / 4,290,478.47-6,435,709.20-1,095,606.81

Finding the Fourth Proportional to 4,290,478.47, 6,435,709.20 and 1,095,606.81

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Solution

The fourth proportional to 4,290,478.47, 6,435,709.20 and 1,095,606.81 is: 1,643,408.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,290,478.47 : 6,435,709.20 = 1,095,606.81 : x
  2. Step 2: Convert to fraction form
    4,290,478.47/6,435,709.20 = 1,095,606.81/x
  3. Step 3: Cross multiply
    4,290,478.47x = 6,435,709.20 × 1,095,606.81
  4. Step 4: Simplify right side
    4,290,478.47x = 7,051,006,826,699.65
  5. Step 5: Solve for x
    x = 7,051,006,826,699.65/4,290,478.47
  6. Step 6: Final answer
    x = 1,643,408.04

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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.