Home / 1,306,054.40-1,956,457.20-880,901.60

Finding the Fourth Proportional to 1,306,054.40, 1,956,457.20 and 880,901.60

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Solution

The fourth proportional to 1,306,054.40, 1,956,457.20 and 880,901.60 is: 1,319,582.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306,054.40 : 1,956,457.20 = 880,901.60 : x
  2. Step 2: Convert to fraction form
    1,306,054.40/1,956,457.20 = 880,901.60/x
  3. Step 3: Cross multiply
    1,306,054.40x = 1,956,457.20 × 880,901.60
  4. Step 4: Simplify right side
    1,306,054.40x = 1,723,446,277,811.52
  5. Step 5: Solve for x
    x = 1,723,446,277,811.52/1,306,054.40
  6. Step 6: Final answer
    x = 1,319,582.31

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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.