Home / 1,911,200.92-2,637,457.64-1,051,761.17

Finding the Fourth Proportional to 1,911,200.92, 2,637,457.64 and 1,051,761.17

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Solution

The fourth proportional to 1,911,200.92, 2,637,457.64 and 1,051,761.17 is: 1,451,430.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,911,200.92 : 2,637,457.64 = 1,051,761.17 : x
  2. Step 2: Convert to fraction form
    1,911,200.92/2,637,457.64 = 1,051,761.17/x
  3. Step 3: Cross multiply
    1,911,200.92x = 2,637,457.64 × 1,051,761.17
  4. Step 4: Simplify right side
    1,911,200.92x = 2,773,975,533,271.84
  5. Step 5: Solve for x
    x = 2,773,975,533,271.84/1,911,200.92
  6. Step 6: Final answer
    x = 1,451,430.62

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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.