Home / 1,042,983.68-1,564,475.52-671,368.64

Finding the Fourth Proportional to 1,042,983.68, 1,564,475.52 and 671,368.64

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Solution

The fourth proportional to 1,042,983.68, 1,564,475.52 and 671,368.64 is: 1,007,052.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,983.68 : 1,564,475.52 = 671,368.64 : x
  2. Step 2: Convert to fraction form
    1,042,983.68/1,564,475.52 = 671,368.64/x
  3. Step 3: Cross multiply
    1,042,983.68x = 1,564,475.52 × 671,368.64
  4. Step 4: Simplify right side
    1,042,983.68x = 1,050,339,802,175.69
  5. Step 5: Solve for x
    x = 1,050,339,802,175.69/1,042,983.68
  6. Step 6: Final answer
    x = 1,007,052.96

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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.