Home / 4,128,297-5,697,888.12-2,386,040.40

Finding the Fourth Proportional to 4,128,297, 5,697,888.12 and 2,386,040.40

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Solution

The fourth proportional to 4,128,297, 5,697,888.12 and 2,386,040.40 is: 3,293,220.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,128,297 : 5,697,888.12 = 2,386,040.40 : x
  2. Step 2: Convert to fraction form
    4,128,297/5,697,888.12 = 2,386,040.40/x
  3. Step 3: Cross multiply
    4,128,297x = 5,697,888.12 × 2,386,040.40
  4. Step 4: Simplify right side
    4,128,297x = 13,595,391,249,000.05
  5. Step 5: Solve for x
    x = 13,595,391,249,000.05/4,128,297
  6. Step 6: Final answer
    x = 3,293,220.24

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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.