Home / 2,290,303.80-3,435,455.70-1,618,457.40

Finding the Fourth Proportional to 2,290,303.80, 3,435,455.70 and 1,618,457.40

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Solution

The fourth proportional to 2,290,303.80, 3,435,455.70 and 1,618,457.40 is: 2,427,686.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,290,303.80 : 3,435,455.70 = 1,618,457.40 : x
  2. Step 2: Convert to fraction form
    2,290,303.80/3,435,455.70 = 1,618,457.40/x
  3. Step 3: Cross multiply
    2,290,303.80x = 3,435,455.70 × 1,618,457.40
  4. Step 4: Simplify right side
    2,290,303.80x = 5,560,138,700,037.18
  5. Step 5: Solve for x
    x = 5,560,138,700,037.18/2,290,303.80
  6. Step 6: Final answer
    x = 2,427,686.10

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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.