Home / 2,812,208.04-4,216,437.18-918,285.48

Finding the Fourth Proportional to 2,812,208.04, 4,216,437.18 and 918,285.48

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Solution

The fourth proportional to 2,812,208.04, 4,216,437.18 and 918,285.48 is: 1,376,816.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,812,208.04 : 4,216,437.18 = 918,285.48 : x
  2. Step 2: Convert to fraction form
    2,812,208.04/4,216,437.18 = 918,285.48/x
  3. Step 3: Cross multiply
    2,812,208.04x = 4,216,437.18 × 918,285.48
  4. Step 4: Simplify right side
    2,812,208.04x = 3,871,893,039,726.15
  5. Step 5: Solve for x
    x = 3,871,893,039,726.15/2,812,208.04
  6. Step 6: Final answer
    x = 1,376,816.01

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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.