Home / 1,891,008.51-2,609,715.03-1,075,288.08

Finding the Fourth Proportional to 1,891,008.51, 2,609,715.03 and 1,075,288.08

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Solution

The fourth proportional to 1,891,008.51, 2,609,715.03 and 1,075,288.08 is: 1,483,967.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,891,008.51 : 2,609,715.03 = 1,075,288.08 : x
  2. Step 2: Convert to fraction form
    1,891,008.51/2,609,715.03 = 1,075,288.08/x
  3. Step 3: Cross multiply
    1,891,008.51x = 2,609,715.03 × 1,075,288.08
  4. Step 4: Simplify right side
    1,891,008.51x = 2,806,195,463,955.84
  5. Step 5: Solve for x
    x = 2,806,195,463,955.84/1,891,008.51
  6. Step 6: Final answer
    x = 1,483,967.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.