Home / 2,070,875.77-2,857,938.36-1,140,583.35

Finding the Fourth Proportional to 2,070,875.77, 2,857,938.36 and 1,140,583.35

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Solution

The fourth proportional to 2,070,875.77, 2,857,938.36 and 1,140,583.35 is: 1,574,076.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,070,875.77 : 2,857,938.36 = 1,140,583.35 : x
  2. Step 2: Convert to fraction form
    2,070,875.77/2,857,938.36 = 1,140,583.35/x
  3. Step 3: Cross multiply
    2,070,875.77x = 2,857,938.36 × 1,140,583.35
  4. Step 4: Simplify right side
    2,070,875.77x = 3,259,716,908,742.31
  5. Step 5: Solve for x
    x = 3,259,716,908,742.31/2,070,875.77
  6. Step 6: Final answer
    x = 1,574,076.51

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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.