Home / 1,688,920-2,330,734.88-925,044.80

Finding the Fourth Proportional to 1,688,920, 2,330,734.88 and 925,044.80

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Solution

The fourth proportional to 1,688,920, 2,330,734.88 and 925,044.80 is: 1,276,575.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,688,920 : 2,330,734.88 = 925,044.80 : x
  2. Step 2: Convert to fraction form
    1,688,920/2,330,734.88 = 925,044.80/x
  3. Step 3: Cross multiply
    1,688,920x = 2,330,734.88 × 925,044.80
  4. Step 4: Simplify right side
    1,688,920x = 2,156,034,180,922.62
  5. Step 5: Solve for x
    x = 2,156,034,180,922.62/1,688,920
  6. Step 6: Final answer
    x = 1,276,575.67

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1.5x scale

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.