Home / 2,118,017.36-2,926,707.72-1,544,056.40

Finding the Fourth Proportional to 2,118,017.36, 2,926,707.72 and 1,544,056.40

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Solution

The fourth proportional to 2,118,017.36, 2,926,707.72 and 1,544,056.40 is: 2,133,599.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,118,017.36 : 2,926,707.72 = 1,544,056.40 : x
  2. Step 2: Convert to fraction form
    2,118,017.36/2,926,707.72 = 1,544,056.40/x
  3. Step 3: Cross multiply
    2,118,017.36x = 2,926,707.72 × 1,544,056.40
  4. Step 4: Simplify right side
    2,118,017.36x = 4,519,001,785,995.41
  5. Step 5: Solve for x
    x = 4,519,001,785,995.41/2,118,017.36
  6. Step 6: Final answer
    x = 2,133,599.97

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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.