Home / 1,555,815.40-2,333,435.10-433,652.20

Finding the Fourth Proportional to 1,555,815.40, 2,333,435.10 and 433,652.20

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Solution

The fourth proportional to 1,555,815.40, 2,333,435.10 and 433,652.20 is: 650,398.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,555,815.40 : 2,333,435.10 = 433,652.20 : x
  2. Step 2: Convert to fraction form
    1,555,815.40/2,333,435.10 = 433,652.20/x
  3. Step 3: Cross multiply
    1,555,815.40x = 2,333,435.10 × 433,652.20
  4. Step 4: Simplify right side
    1,555,815.40x = 1,011,899,264,672.22
  5. Step 5: Solve for x
    x = 1,011,899,264,672.22/1,555,815.40
  6. Step 6: Final answer
    x = 650,398.03

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1.5x scale

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.