Home / 1,806,587.07-2,493,122.14-990,783.67

Finding the Fourth Proportional to 1,806,587.07, 2,493,122.14 and 990,783.67

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Solution

The fourth proportional to 1,806,587.07, 2,493,122.14 and 990,783.67 is: 1,367,299.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,806,587.07 : 2,493,122.14 = 990,783.67 : x
  2. Step 2: Convert to fraction form
    1,806,587.07/2,493,122.14 = 990,783.67/x
  3. Step 3: Cross multiply
    1,806,587.07x = 2,493,122.14 × 990,783.67
  4. Step 4: Simplify right side
    1,806,587.07x = 2,470,144,704,746.48
  5. Step 5: Solve for x
    x = 2,470,144,704,746.48/1,806,587.07
  6. Step 6: Final answer
    x = 1,367,299.01

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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.