Home / 1,385,764.14-1,898,465.10-1,333,953.93

Finding the Fourth Proportional to 1,385,764.14, 1,898,465.10 and 1,333,953.93

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Solution

The fourth proportional to 1,385,764.14, 1,898,465.10 and 1,333,953.93 is: 1,827,486.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,385,764.14 : 1,898,465.10 = 1,333,953.93 : x
  2. Step 2: Convert to fraction form
    1,385,764.14/1,898,465.10 = 1,333,953.93/x
  3. Step 3: Cross multiply
    1,385,764.14x = 1,898,465.10 × 1,333,953.93
  4. Step 4: Simplify right side
    1,385,764.14x = 2,532,464,981,112.84
  5. Step 5: Solve for x
    x = 2,532,464,981,112.84/1,385,764.14
  6. Step 6: Final answer
    x = 1,827,486.30

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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.