Home / 1,362,828.88-1,880,678.40-751,038.28

Finding the Fourth Proportional to 1,362,828.88, 1,880,678.40 and 751,038.28

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Solution

The fourth proportional to 1,362,828.88, 1,880,678.40 and 751,038.28 is: 1,036,418.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362,828.88 : 1,880,678.40 = 751,038.28 : x
  2. Step 2: Convert to fraction form
    1,362,828.88/1,880,678.40 = 751,038.28/x
  3. Step 3: Cross multiply
    1,362,828.88x = 1,880,678.40 × 751,038.28
  4. Step 4: Simplify right side
    1,362,828.88x = 1,412,461,470,769.15
  5. Step 5: Solve for x
    x = 1,412,461,470,769.15/1,362,828.88
  6. Step 6: Final answer
    x = 1,036,418.80

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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.