Home / 1,406,017.64-1,940,294.66-761,423.07

Finding the Fourth Proportional to 1,406,017.64, 1,940,294.66 and 761,423.07

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Solution

The fourth proportional to 1,406,017.64, 1,940,294.66 and 761,423.07 is: 1,050,758.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406,017.64 : 1,940,294.66 = 761,423.07 : x
  2. Step 2: Convert to fraction form
    1,406,017.64/1,940,294.66 = 761,423.07/x
  3. Step 3: Cross multiply
    1,406,017.64x = 1,940,294.66 × 761,423.07
  4. Step 4: Simplify right side
    1,406,017.64x = 1,477,385,112,914.69
  5. Step 5: Solve for x
    x = 1,477,385,112,914.69/1,406,017.64
  6. Step 6: Final answer
    x = 1,050,758.59

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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.