Home / 1,064,235.20-1,596,429.60-642,603.20

Finding the Fourth Proportional to 1,064,235.20, 1,596,429.60 and 642,603.20

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Solution

The fourth proportional to 1,064,235.20, 1,596,429.60 and 642,603.20 is: 963,951.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,235.20 : 1,596,429.60 = 642,603.20 : x
  2. Step 2: Convert to fraction form
    1,064,235.20/1,596,429.60 = 642,603.20/x
  3. Step 3: Cross multiply
    1,064,235.20x = 1,596,429.60 × 642,603.20
  4. Step 4: Simplify right side
    1,064,235.20x = 1,025,870,769,534.72
  5. Step 5: Solve for x
    x = 1,025,870,769,534.72/1,064,235.20
  6. Step 6: Final answer
    x = 963,951.17

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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.