Home / 1,318,622.65-1,978,010.61-509,011.66

Finding the Fourth Proportional to 1,318,622.65, 1,978,010.61 and 509,011.66

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Solution

The fourth proportional to 1,318,622.65, 1,978,010.61 and 509,011.66 is: 763,547.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,318,622.65 : 1,978,010.61 = 509,011.66 : x
  2. Step 2: Convert to fraction form
    1,318,622.65/1,978,010.61 = 509,011.66/x
  3. Step 3: Cross multiply
    1,318,622.65x = 1,978,010.61 × 509,011.66
  4. Step 4: Simplify right side
    1,318,622.65x = 1,006,830,459,354.86
  5. Step 5: Solve for x
    x = 1,006,830,459,354.86/1,318,622.65
  6. Step 6: Final answer
    x = 763,547.07

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