Home / 1,757,486.84-2,636,205.64-692,538.16

Finding the Fourth Proportional to 1,757,486.84, 2,636,205.64 and 692,538.16

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Solution

The fourth proportional to 1,757,486.84, 2,636,205.64 and 692,538.16 is: 1,038,797.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,757,486.84 : 2,636,205.64 = 692,538.16 : x
  2. Step 2: Convert to fraction form
    1,757,486.84/2,636,205.64 = 692,538.16/x
  3. Step 3: Cross multiply
    1,757,486.84x = 2,636,205.64 × 692,538.16
  4. Step 4: Simplify right side
    1,757,486.84x = 1,825,673,003,307.22
  5. Step 5: Solve for x
    x = 1,825,673,003,307.22/1,757,486.84
  6. Step 6: Final answer
    x = 1,038,797.54

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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.