Home / 1,007,455.80-1,510,308.90-607,672.20

Finding the Fourth Proportional to 1,007,455.80, 1,510,308.90 and 607,672.20

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Solution

The fourth proportional to 1,007,455.80, 1,510,308.90 and 607,672.20 is: 910,980.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,455.80 : 1,510,308.90 = 607,672.20 : x
  2. Step 2: Convert to fraction form
    1,007,455.80/1,510,308.90 = 607,672.20/x
  3. Step 3: Cross multiply
    1,007,455.80x = 1,510,308.90 × 607,672.20
  4. Step 4: Simplify right side
    1,007,455.80x = 917,772,731,942.58
  5. Step 5: Solve for x
    x = 917,772,731,942.58/1,007,455.80
  6. Step 6: Final answer
    x = 910,980.64

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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.