Home / 1,636,603.35-2,259,118.67-1,406,239.35

Finding the Fourth Proportional to 1,636,603.35, 2,259,118.67 and 1,406,239.35

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Solution

The fourth proportional to 1,636,603.35, 2,259,118.67 and 1,406,239.35 is: 1,941,131.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,636,603.35 : 2,259,118.67 = 1,406,239.35 : x
  2. Step 2: Convert to fraction form
    1,636,603.35/2,259,118.67 = 1,406,239.35/x
  3. Step 3: Cross multiply
    1,636,603.35x = 2,259,118.67 × 1,406,239.35
  4. Step 4: Simplify right side
    1,636,603.35x = 3,176,861,563,042.47
  5. Step 5: Solve for x
    x = 3,176,861,563,042.47/1,636,603.35
  6. Step 6: Final answer
    x = 1,941,131.04

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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.