Home / 1,811,030.62-2,499,075.84-1,047,133.48

Finding the Fourth Proportional to 1,811,030.62, 2,499,075.84 and 1,047,133.48

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Solution

The fourth proportional to 1,811,030.62, 2,499,075.84 and 1,047,133.48 is: 1,444,959.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,811,030.62 : 2,499,075.84 = 1,047,133.48 : x
  2. Step 2: Convert to fraction form
    1,811,030.62/2,499,075.84 = 1,047,133.48/x
  3. Step 3: Cross multiply
    1,811,030.62x = 2,499,075.84 × 1,047,133.48
  4. Step 4: Simplify right side
    1,811,030.62x = 2,616,865,981,123.12
  5. Step 5: Solve for x
    x = 2,616,865,981,123.12/1,811,030.62
  6. Step 6: Final answer
    x = 1,444,959.55

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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.