Home / 1,119,331.98-1,544,238.81-688,864.77

Finding the Fourth Proportional to 1,119,331.98, 1,544,238.81 and 688,864.77

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Solution

The fourth proportional to 1,119,331.98, 1,544,238.81 and 688,864.77 is: 950,363.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,331.98 : 1,544,238.81 = 688,864.77 : x
  2. Step 2: Convert to fraction form
    1,119,331.98/1,544,238.81 = 688,864.77/x
  3. Step 3: Cross multiply
    1,119,331.98x = 1,544,238.81 × 688,864.77
  4. Step 4: Simplify right side
    1,119,331.98x = 1,063,771,712,675.72
  5. Step 5: Solve for x
    x = 1,063,771,712,675.72/1,119,331.98
  6. Step 6: Final answer
    x = 950,363.01

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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.