Home / 1,385,764.19-1,898,465.30-1,333,954.02

Finding the Fourth Proportional to 1,385,764.19, 1,898,465.30 and 1,333,954.02

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Solution

The fourth proportional to 1,385,764.19, 1,898,465.30 and 1,333,954.02 is: 1,827,486.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,385,764.19 : 1,898,465.30 = 1,333,954.02 : x
  2. Step 2: Convert to fraction form
    1,385,764.19/1,898,465.30 = 1,333,954.02/x
  3. Step 3: Cross multiply
    1,385,764.19x = 1,898,465.30 × 1,333,954.02
  4. Step 4: Simplify right side
    1,385,764.19x = 2,532,465,412,095.74
  5. Step 5: Solve for x
    x = 2,532,465,412,095.74/1,385,764.19
  6. Step 6: Final answer
    x = 1,827,486.55

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.