Home / 1,628,988.28-2,249,324.58-1,017,853

Finding the Fourth Proportional to 1,628,988.28, 2,249,324.58 and 1,017,853

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Solution

The fourth proportional to 1,628,988.28, 2,249,324.58 and 1,017,853 is: 1,405,462.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,628,988.28 : 2,249,324.58 = 1,017,853 : x
  2. Step 2: Convert to fraction form
    1,628,988.28/2,249,324.58 = 1,017,853/x
  3. Step 3: Cross multiply
    1,628,988.28x = 2,249,324.58 × 1,017,853
  4. Step 4: Simplify right side
    1,628,988.28x = 2,289,481,771,726.74
  5. Step 5: Solve for x
    x = 2,289,481,771,726.74/1,628,988.28
  6. Step 6: Final answer
    x = 1,405,462.40

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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.