Home / 1,157,331.72-1,596,859.47-698,520.72

Finding the Fourth Proportional to 1,157,331.72, 1,596,859.47 and 698,520.72

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Solution

The fourth proportional to 1,157,331.72, 1,596,859.47 and 698,520.72 is: 963,802.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,331.72 : 1,596,859.47 = 698,520.72 : x
  2. Step 2: Convert to fraction form
    1,157,331.72/1,596,859.47 = 698,520.72/x
  3. Step 3: Cross multiply
    1,157,331.72x = 1,596,859.47 × 698,520.72
  4. Step 4: Simplify right side
    1,157,331.72x = 1,115,439,426,723.22
  5. Step 5: Solve for x
    x = 1,115,439,426,723.22/1,157,331.72
  6. Step 6: Final answer
    x = 963,802.69

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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.