Home / 1,323,674.50-1,826,064.11-779,549.81

Finding the Fourth Proportional to 1,323,674.50, 1,826,064.11 and 779,549.81

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Solution

The fourth proportional to 1,323,674.50, 1,826,064.11 and 779,549.81 is: 1,075,421.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,323,674.50 : 1,826,064.11 = 779,549.81 : x
  2. Step 2: Convert to fraction form
    1,323,674.50/1,826,064.11 = 779,549.81/x
  3. Step 3: Cross multiply
    1,323,674.50x = 1,826,064.11 × 779,549.81
  4. Step 4: Simplify right side
    1,323,674.50x = 1,423,507,926,100.57
  5. Step 5: Solve for x
    x = 1,423,507,926,100.57/1,323,674.50
  6. Step 6: Final answer
    x = 1,075,421.44

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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.