Home / 1,254,154.84-1,730,746.38-681,206.20

Finding the Fourth Proportional to 1,254,154.84, 1,730,746.38 and 681,206.20

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Solution

The fourth proportional to 1,254,154.84, 1,730,746.38 and 681,206.20 is: 940,071.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,154.84 : 1,730,746.38 = 681,206.20 : x
  2. Step 2: Convert to fraction form
    1,254,154.84/1,730,746.38 = 681,206.20/x
  3. Step 3: Cross multiply
    1,254,154.84x = 1,730,746.38 × 681,206.20
  4. Step 4: Simplify right side
    1,254,154.84x = 1,178,995,164,683.56
  5. Step 5: Solve for x
    x = 1,178,995,164,683.56/1,254,154.84
  6. Step 6: Final answer
    x = 940,071.45

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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.