Home / 1,712,748.59-2,568,812.48-688,037.52

Finding the Fourth Proportional to 1,712,748.59, 2,568,812.48 and 688,037.52

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Solution

The fourth proportional to 1,712,748.59, 2,568,812.48 and 688,037.52 is: 1,031,931.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,712,748.59 : 2,568,812.48 = 688,037.52 : x
  2. Step 2: Convert to fraction form
    1,712,748.59/2,568,812.48 = 688,037.52/x
  3. Step 3: Cross multiply
    1,712,748.59x = 2,568,812.48 × 688,037.52
  4. Step 4: Simplify right side
    1,712,748.59x = 1,767,439,364,644.06
  5. Step 5: Solve for x
    x = 1,767,439,364,644.06/1,712,748.59
  6. Step 6: Final answer
    x = 1,031,931.59

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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.