Home / 1,708,362.39-2,357,643.41-983,194.20

Finding the Fourth Proportional to 1,708,362.39, 2,357,643.41 and 983,194.20

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Solution

The fourth proportional to 1,708,362.39, 2,357,643.41 and 983,194.20 is: 1,356,867.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,708,362.39 : 2,357,643.41 = 983,194.20 : x
  2. Step 2: Convert to fraction form
    1,708,362.39/2,357,643.41 = 983,194.20/x
  3. Step 3: Cross multiply
    1,708,362.39x = 2,357,643.41 × 983,194.20
  4. Step 4: Simplify right side
    1,708,362.39x = 2,318,021,325,151.23
  5. Step 5: Solve for x
    x = 2,318,021,325,151.23/1,708,362.39
  6. Step 6: Final answer
    x = 1,356,867.45

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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.