Home / 1,438,572.08-1,985,088.12-793,950.64

Finding the Fourth Proportional to 1,438,572.08, 1,985,088.12 and 793,950.64

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Solution

The fourth proportional to 1,438,572.08, 1,985,088.12 and 793,950.64 is: 1,095,573.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,438,572.08 : 1,985,088.12 = 793,950.64 : x
  2. Step 2: Convert to fraction form
    1,438,572.08/1,985,088.12 = 793,950.64/x
  3. Step 3: Cross multiply
    1,438,572.08x = 1,985,088.12 × 793,950.64
  4. Step 4: Simplify right side
    1,438,572.08x = 1,576,061,983,330.40
  5. Step 5: Solve for x
    x = 1,576,061,983,330.40/1,438,572.08
  6. Step 6: Final answer
    x = 1,095,573.87

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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.