Home / 1,423,813.24-1,964,846.16-779,225.67

Finding the Fourth Proportional to 1,423,813.24, 1,964,846.16 and 779,225.67

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Solution

The fourth proportional to 1,423,813.24, 1,964,846.16 and 779,225.67 is: 1,075,322.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,423,813.24 : 1,964,846.16 = 779,225.67 : x
  2. Step 2: Convert to fraction form
    1,423,813.24/1,964,846.16 = 779,225.67/x
  3. Step 3: Cross multiply
    1,423,813.24x = 1,964,846.16 × 779,225.67
  4. Step 4: Simplify right side
    1,423,813.24x = 1,531,058,565,472.93
  5. Step 5: Solve for x
    x = 1,531,058,565,472.93/1,423,813.24
  6. Step 6: Final answer
    x = 1,075,322.61

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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.