Home / 1,377,008.36-2,065,862.98-808,869.88

Finding the Fourth Proportional to 1,377,008.36, 2,065,862.98 and 808,869.88

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Solution

The fourth proportional to 1,377,008.36, 2,065,862.98 and 808,869.88 is: 1,213,510.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,377,008.36 : 2,065,862.98 = 808,869.88 : x
  2. Step 2: Convert to fraction form
    1,377,008.36/2,065,862.98 = 808,869.88/x
  3. Step 3: Cross multiply
    1,377,008.36x = 2,065,862.98 × 808,869.88
  4. Step 4: Simplify right side
    1,377,008.36x = 1,671,014,340,729.04
  5. Step 5: Solve for x
    x = 1,671,014,340,729.04/1,377,008.36
  6. Step 6: Final answer
    x = 1,213,510.67

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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.