Home / 4,745,534.40-7,118,633.61-1,905,646.50

Finding the Fourth Proportional to 4,745,534.40, 7,118,633.61 and 1,905,646.50

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Solution

The fourth proportional to 4,745,534.40, 7,118,633.61 and 1,905,646.50 is: 2,858,603.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,745,534.40 : 7,118,633.61 = 1,905,646.50 : x
  2. Step 2: Convert to fraction form
    4,745,534.40/7,118,633.61 = 1,905,646.50/x
  3. Step 3: Cross multiply
    4,745,534.40x = 7,118,633.61 × 1,905,646.50
  4. Step 4: Simplify right side
    4,745,534.40x = 13,565,599,223,678.87
  5. Step 5: Solve for x
    x = 13,565,599,223,678.87/4,745,534.40
  6. Step 6: Final answer
    x = 2,858,603.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.