Home / 1,030,715.04-1,422,096.03-668,154.18

Finding the Fourth Proportional to 1,030,715.04, 1,422,096.03 and 668,154.18

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Solution

The fourth proportional to 1,030,715.04, 1,422,096.03 and 668,154.18 is: 921,864.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,715.04 : 1,422,096.03 = 668,154.18 : x
  2. Step 2: Convert to fraction form
    1,030,715.04/1,422,096.03 = 668,154.18/x
  3. Step 3: Cross multiply
    1,030,715.04x = 1,422,096.03 × 668,154.18
  4. Step 4: Simplify right side
    1,030,715.04x = 950,179,406,805.91
  5. Step 5: Solve for x
    x = 950,179,406,805.91/1,030,715.04
  6. Step 6: Final answer
    x = 921,864.31

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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.