Home / 1,005,979.84-1,506,943.68-465,474.40

Finding the Fourth Proportional to 1,005,979.84, 1,506,943.68 and 465,474.40

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Solution

The fourth proportional to 1,005,979.84, 1,506,943.68 and 465,474.40 is: 697,274.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,979.84 : 1,506,943.68 = 465,474.40 : x
  2. Step 2: Convert to fraction form
    1,005,979.84/1,506,943.68 = 465,474.40/x
  3. Step 3: Cross multiply
    1,005,979.84x = 1,506,943.68 × 465,474.40
  4. Step 4: Simplify right side
    1,005,979.84x = 701,443,705,281.79
  5. Step 5: Solve for x
    x = 701,443,705,281.79/1,005,979.84
  6. Step 6: Final answer
    x = 697,274.12

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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.