Home / 972,116.70-1,457,541.45-872,583.90

Finding the Fourth Proportional to 972,116.70, 1,457,541.45 and 872,583.90

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Solution

The fourth proportional to 972,116.70, 1,457,541.45 and 872,583.90 is: 1,308,307.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,116.70 : 1,457,541.45 = 872,583.90 : x
  2. Step 2: Convert to fraction form
    972,116.70/1,457,541.45 = 872,583.90/x
  3. Step 3: Cross multiply
    972,116.70x = 1,457,541.45 × 872,583.90
  4. Step 4: Simplify right side
    972,116.70x = 1,271,827,202,852.66
  5. Step 5: Solve for x
    x = 1,271,827,202,852.66/972,116.70
  6. Step 6: Final answer
    x = 1,308,307.12

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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.