Home / 988,865.40-1,483,758.90-740,033.40

Finding the Fourth Proportional to 988,865.40, 1,483,758.90 and 740,033.40

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Solution

The fourth proportional to 988,865.40, 1,483,758.90 and 740,033.40 is: 1,110,394.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,865.40 : 1,483,758.90 = 740,033.40 : x
  2. Step 2: Convert to fraction form
    988,865.40/1,483,758.90 = 740,033.40/x
  3. Step 3: Cross multiply
    988,865.40x = 1,483,758.90 × 740,033.40
  4. Step 4: Simplify right side
    988,865.40x = 1,098,031,143,547.26
  5. Step 5: Solve for x
    x = 1,098,031,143,547.26/988,865.40
  6. Step 6: Final answer
    x = 1,110,394.95

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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.