Home / 3,119,088.10-4,678,632.15-875,226.10

Finding the Fourth Proportional to 3,119,088.10, 4,678,632.15 and 875,226.10

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Solution

The fourth proportional to 3,119,088.10, 4,678,632.15 and 875,226.10 is: 1,312,839.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,119,088.10 : 4,678,632.15 = 875,226.10 : x
  2. Step 2: Convert to fraction form
    3,119,088.10/4,678,632.15 = 875,226.10/x
  3. Step 3: Cross multiply
    3,119,088.10x = 4,678,632.15 × 875,226.10
  4. Step 4: Simplify right side
    3,119,088.10x = 4,094,860,969,979.12
  5. Step 5: Solve for x
    x = 4,094,860,969,979.12/3,119,088.10
  6. Step 6: Final answer
    x = 1,312,839.15

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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.