Home / 1,465,748.40-2,199,011.40-519,020.40

Finding the Fourth Proportional to 1,465,748.40, 2,199,011.40 and 519,020.40

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Solution

The fourth proportional to 1,465,748.40, 2,199,011.40 and 519,020.40 is: 778,668.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,465,748.40 : 2,199,011.40 = 519,020.40 : x
  2. Step 2: Convert to fraction form
    1,465,748.40/2,199,011.40 = 519,020.40/x
  3. Step 3: Cross multiply
    1,465,748.40x = 2,199,011.40 × 519,020.40
  4. Step 4: Simplify right side
    1,465,748.40x = 1,141,331,776,432.56
  5. Step 5: Solve for x
    x = 1,141,331,776,432.56/1,465,748.40
  6. Step 6: Final answer
    x = 778,668.27

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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.