Home / 1,453,478.48-2,005,780.77-808,898.51

Finding the Fourth Proportional to 1,453,478.48, 2,005,780.77 and 808,898.51

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Solution

The fourth proportional to 1,453,478.48, 2,005,780.77 and 808,898.51 is: 1,116,269.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,453,478.48 : 2,005,780.77 = 808,898.51 : x
  2. Step 2: Convert to fraction form
    1,453,478.48/2,005,780.77 = 808,898.51/x
  3. Step 3: Cross multiply
    1,453,478.48x = 2,005,780.77 × 808,898.51
  4. Step 4: Simplify right side
    1,453,478.48x = 1,622,473,066,210.75
  5. Step 5: Solve for x
    x = 1,622,473,066,210.75/1,453,478.48
  6. Step 6: Final answer
    x = 1,116,269.07

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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.