Home / 2,570,324.76-3,547,438.95-1,640,433.72

Finding the Fourth Proportional to 2,570,324.76, 3,547,438.95 and 1,640,433.72

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Solution

The fourth proportional to 2,570,324.76, 3,547,438.95 and 1,640,433.72 is: 2,264,047.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,570,324.76 : 3,547,438.95 = 1,640,433.72 : x
  2. Step 2: Convert to fraction form
    2,570,324.76/3,547,438.95 = 1,640,433.72/x
  3. Step 3: Cross multiply
    2,570,324.76x = 3,547,438.95 × 1,640,433.72
  4. Step 4: Simplify right side
    2,570,324.76x = 5,819,338,473,221.40
  5. Step 5: Solve for x
    x = 5,819,338,473,221.40/2,570,324.76
  6. Step 6: Final answer
    x = 2,264,047.94

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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.