Home / 1,017,346-1,526,019.08-386,260.16

Finding the Fourth Proportional to 1,017,346, 1,526,019.08 and 386,260.16

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Solution

The fourth proportional to 1,017,346, 1,526,019.08 and 386,260.16 is: 579,390.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,346 : 1,526,019.08 = 386,260.16 : x
  2. Step 2: Convert to fraction form
    1,017,346/1,526,019.08 = 386,260.16/x
  3. Step 3: Cross multiply
    1,017,346x = 1,526,019.08 × 386,260.16
  4. Step 4: Simplify right side
    1,017,346x = 589,440,374,003.85
  5. Step 5: Solve for x
    x = 589,440,374,003.85/1,017,346
  6. Step 6: Final answer
    x = 579,390.27

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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.