Home / 1,696,914.71-2,341,603.81-999,085.39

Finding the Fourth Proportional to 1,696,914.71, 2,341,603.81 and 999,085.39

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Solution

The fourth proportional to 1,696,914.71, 2,341,603.81 and 999,085.39 is: 1,378,656.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,696,914.71 : 2,341,603.81 = 999,085.39 : x
  2. Step 2: Convert to fraction form
    1,696,914.71/2,341,603.81 = 999,085.39/x
  3. Step 3: Cross multiply
    1,696,914.71x = 2,341,603.81 × 999,085.39
  4. Step 4: Simplify right side
    1,696,914.71x = 2,339,462,153,944.11
  5. Step 5: Solve for x
    x = 2,339,462,153,944.11/1,696,914.71
  6. Step 6: Final answer
    x = 1,378,656.30

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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.