Home / 1,505,555.90-2,077,669.13-817,227.32

Finding the Fourth Proportional to 1,505,555.90, 2,077,669.13 and 817,227.32

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Solution

The fourth proportional to 1,505,555.90, 2,077,669.13 and 817,227.32 is: 1,127,774.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,505,555.90 : 2,077,669.13 = 817,227.32 : x
  2. Step 2: Convert to fraction form
    1,505,555.90/2,077,669.13 = 817,227.32/x
  3. Step 3: Cross multiply
    1,505,555.90x = 2,077,669.13 × 817,227.32
  4. Step 4: Simplify right side
    1,505,555.90x = 1,697,927,960,482.15
  5. Step 5: Solve for x
    x = 1,697,927,960,482.15/1,505,555.90
  6. Step 6: Final answer
    x = 1,127,774.77

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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.