Home / 970,373.80-1,455,560.70-926,828.20

Finding the Fourth Proportional to 970,373.80, 1,455,560.70 and 926,828.20

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Solution

The fourth proportional to 970,373.80, 1,455,560.70 and 926,828.20 is: 1,390,242.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,373.80 : 1,455,560.70 = 926,828.20 : x
  2. Step 2: Convert to fraction form
    970,373.80/1,455,560.70 = 926,828.20/x
  3. Step 3: Cross multiply
    970,373.80x = 1,455,560.70 × 926,828.20
  4. Step 4: Simplify right side
    970,373.80x = 1,349,054,703,571.74
  5. Step 5: Solve for x
    x = 1,349,054,703,571.74/970,373.80
  6. Step 6: Final answer
    x = 1,390,242.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.