Home / 1,057,289.79-1,459,061.20-573,855.06

Finding the Fourth Proportional to 1,057,289.79, 1,459,061.20 and 573,855.06

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Solution

The fourth proportional to 1,057,289.79, 1,459,061.20 and 573,855.06 is: 791,920.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,289.79 : 1,459,061.20 = 573,855.06 : x
  2. Step 2: Convert to fraction form
    1,057,289.79/1,459,061.20 = 573,855.06/x
  3. Step 3: Cross multiply
    1,057,289.79x = 1,459,061.20 × 573,855.06
  4. Step 4: Simplify right side
    1,057,289.79x = 837,289,658,658.47
  5. Step 5: Solve for x
    x = 837,289,658,658.47/1,057,289.79
  6. Step 6: Final answer
    x = 791,920.69

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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.