Home / 1,456,997.79-2,010,681.72-803,698.77

Finding the Fourth Proportional to 1,456,997.79, 2,010,681.72 and 803,698.77

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Solution

The fourth proportional to 1,456,997.79, 2,010,681.72 and 803,698.77 is: 1,109,117.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,456,997.79 : 2,010,681.72 = 803,698.77 : x
  2. Step 2: Convert to fraction form
    1,456,997.79/2,010,681.72 = 803,698.77/x
  3. Step 3: Cross multiply
    1,456,997.79x = 2,010,681.72 × 803,698.77
  4. Step 4: Simplify right side
    1,456,997.79x = 1,615,982,425,225.48
  5. Step 5: Solve for x
    x = 1,615,982,425,225.48/1,456,997.79
  6. Step 6: Final answer
    x = 1,109,117.97

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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.