Home / 1,005,207.08-1,387,387.52-597,230.40

Finding the Fourth Proportional to 1,005,207.08, 1,387,387.52 and 597,230.40

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Solution

The fourth proportional to 1,005,207.08, 1,387,387.52 and 597,230.40 is: 824,297.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,207.08 : 1,387,387.52 = 597,230.40 : x
  2. Step 2: Convert to fraction form
    1,005,207.08/1,387,387.52 = 597,230.40/x
  3. Step 3: Cross multiply
    1,005,207.08x = 1,387,387.52 × 597,230.40
  4. Step 4: Simplify right side
    1,005,207.08x = 828,590,000,538.46
  5. Step 5: Solve for x
    x = 828,590,000,538.46/1,005,207.08
  6. Step 6: Final answer
    x = 824,297.82

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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.