Home / 1,075,072.45-1,610,716.95-1,011,069.89

Finding the Fourth Proportional to 1,075,072.45, 1,610,716.95 and 1,011,069.89

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Solution

The fourth proportional to 1,075,072.45, 1,610,716.95 and 1,011,069.89 is: 1,514,825.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,072.45 : 1,610,716.95 = 1,011,069.89 : x
  2. Step 2: Convert to fraction form
    1,075,072.45/1,610,716.95 = 1,011,069.89/x
  3. Step 3: Cross multiply
    1,075,072.45x = 1,610,716.95 × 1,011,069.89
  4. Step 4: Simplify right side
    1,075,072.45x = 1,628,547,409,457.64
  5. Step 5: Solve for x
    x = 1,628,547,409,457.64/1,075,072.45
  6. Step 6: Final answer
    x = 1,514,825.73

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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.