Home / 3,429,681.44-5,140,037.41-1,405,555.52

Finding the Fourth Proportional to 3,429,681.44, 5,140,037.41 and 1,405,555.52

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Solution

The fourth proportional to 3,429,681.44, 5,140,037.41 and 1,405,555.52 is: 2,106,495.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,429,681.44 : 5,140,037.41 = 1,405,555.52 : x
  2. Step 2: Convert to fraction form
    3,429,681.44/5,140,037.41 = 1,405,555.52/x
  3. Step 3: Cross multiply
    3,429,681.44x = 5,140,037.41 × 1,405,555.52
  4. Step 4: Simplify right side
    3,429,681.44x = 7,224,607,925,417.93
  5. Step 5: Solve for x
    x = 7,224,607,925,417.93/3,429,681.44
  6. Step 6: Final answer
    x = 2,106,495.33

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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.