Home / 1,729,427.83-2,595,715.95-920,491.38

Finding the Fourth Proportional to 1,729,427.83, 2,595,715.95 and 920,491.38

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Solution

The fourth proportional to 1,729,427.83, 2,595,715.95 and 920,491.38 is: 1,381,574.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,729,427.83 : 2,595,715.95 = 920,491.38 : x
  2. Step 2: Convert to fraction form
    1,729,427.83/2,595,715.95 = 920,491.38/x
  3. Step 3: Cross multiply
    1,729,427.83x = 2,595,715.95 × 920,491.38
  4. Step 4: Simplify right side
    1,729,427.83x = 2,389,334,155,545.70
  5. Step 5: Solve for x
    x = 2,389,334,155,545.70/1,729,427.83
  6. Step 6: Final answer
    x = 1,381,574.94

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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.