Home / 1,680,303.48-2,318,141.34-972,599.64

Finding the Fourth Proportional to 1,680,303.48, 2,318,141.34 and 972,599.64

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Solution

The fourth proportional to 1,680,303.48, 2,318,141.34 and 972,599.64 is: 1,341,795.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,680,303.48 : 2,318,141.34 = 972,599.64 : x
  2. Step 2: Convert to fraction form
    1,680,303.48/2,318,141.34 = 972,599.64/x
  3. Step 3: Cross multiply
    1,680,303.48x = 2,318,141.34 × 972,599.64
  4. Step 4: Simplify right side
    1,680,303.48x = 2,254,623,432,753.12
  5. Step 5: Solve for x
    x = 2,254,623,432,753.12/1,680,303.48
  6. Step 6: Final answer
    x = 1,341,795.37

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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.