Home / 1,174,463.60-1,761,695.40-426,412.40

Finding the Fourth Proportional to 1,174,463.60, 1,761,695.40 and 426,412.40

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Solution

The fourth proportional to 1,174,463.60, 1,761,695.40 and 426,412.40 is: 639,618.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,463.60 : 1,761,695.40 = 426,412.40 : x
  2. Step 2: Convert to fraction form
    1,174,463.60/1,761,695.40 = 426,412.40/x
  3. Step 3: Cross multiply
    1,174,463.60x = 1,761,695.40 × 426,412.40
  4. Step 4: Simplify right side
    1,174,463.60x = 751,208,763,582.96
  5. Step 5: Solve for x
    x = 751,208,763,582.96/1,174,463.60
  6. Step 6: Final answer
    x = 639,618.60

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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.