Home / 1,911,203.66-2,637,459.51-1,051,763.92

Finding the Fourth Proportional to 1,911,203.66, 2,637,459.51 and 1,051,763.92

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Solution

The fourth proportional to 1,911,203.66, 2,637,459.51 and 1,051,763.92 is: 1,451,433.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,911,203.66 : 2,637,459.51 = 1,051,763.92 : x
  2. Step 2: Convert to fraction form
    1,911,203.66/2,637,459.51 = 1,051,763.92/x
  3. Step 3: Cross multiply
    1,911,203.66x = 2,637,459.51 × 1,051,763.92
  4. Step 4: Simplify right side
    1,911,203.66x = 2,773,984,742,541.12
  5. Step 5: Solve for x
    x = 2,773,984,742,541.12/1,911,203.66
  6. Step 6: Final answer
    x = 1,451,433.35

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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.