Home / 2,028,426.17-3,038,154.48-1,387,210.32

Finding the Fourth Proportional to 2,028,426.17, 3,038,154.48 and 1,387,210.32

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Solution

The fourth proportional to 2,028,426.17, 3,038,154.48 and 1,387,210.32 is: 2,077,748.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,028,426.17 : 3,038,154.48 = 1,387,210.32 : x
  2. Step 2: Convert to fraction form
    2,028,426.17/3,038,154.48 = 1,387,210.32/x
  3. Step 3: Cross multiply
    2,028,426.17x = 3,038,154.48 × 1,387,210.32
  4. Step 4: Simplify right side
    2,028,426.17x = 4,214,559,248,410.23
  5. Step 5: Solve for x
    x = 4,214,559,248,410.23/2,028,426.17
  6. Step 6: Final answer
    x = 2,077,748.41

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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.