Home / 1,326,626.04-1,989,744.65-652,526.40

Finding the Fourth Proportional to 1,326,626.04, 1,989,744.65 and 652,526.40

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Solution

The fourth proportional to 1,326,626.04, 1,989,744.65 and 652,526.40 is: 978,693.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,326,626.04 : 1,989,744.65 = 652,526.40 : x
  2. Step 2: Convert to fraction form
    1,326,626.04/1,989,744.65 = 652,526.40/x
  3. Step 3: Cross multiply
    1,326,626.04x = 1,989,744.65 × 652,526.40
  4. Step 4: Simplify right side
    1,326,626.04x = 1,298,360,903,435.04
  5. Step 5: Solve for x
    x = 1,298,360,903,435.04/1,326,626.04
  6. Step 6: Final answer
    x = 978,693.97

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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.