Home / 2,875,459.72-3,967,421.16-1,895,290.06

Finding the Fourth Proportional to 2,875,459.72, 3,967,421.16 and 1,895,290.06

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Solution

The fourth proportional to 2,875,459.72, 3,967,421.16 and 1,895,290.06 is: 2,615,030.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,875,459.72 : 3,967,421.16 = 1,895,290.06 : x
  2. Step 2: Convert to fraction form
    2,875,459.72/3,967,421.16 = 1,895,290.06/x
  3. Step 3: Cross multiply
    2,875,459.72x = 3,967,421.16 × 1,895,290.06
  4. Step 4: Simplify right side
    2,875,459.72x = 7,519,413,888,381.67
  5. Step 5: Solve for x
    x = 7,519,413,888,381.67/2,875,459.72
  6. Step 6: Final answer
    x = 2,615,030.16

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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.