Home / 2,690,291.58-3,712,416.30-1,513,066.74

Finding the Fourth Proportional to 2,690,291.58, 3,712,416.30 and 1,513,066.74

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Solution

The fourth proportional to 2,690,291.58, 3,712,416.30 and 1,513,066.74 is: 2,087,927.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,690,291.58 : 3,712,416.30 = 1,513,066.74 : x
  2. Step 2: Convert to fraction form
    2,690,291.58/3,712,416.30 = 1,513,066.74/x
  3. Step 3: Cross multiply
    2,690,291.58x = 3,712,416.30 × 1,513,066.74
  4. Step 4: Simplify right side
    2,690,291.58x = 5,617,133,628,563.86
  5. Step 5: Solve for x
    x = 5,617,133,628,563.86/2,690,291.58
  6. Step 6: Final answer
    x = 2,087,927.45

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1.5x scale

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.