Home / 1,886,570.04-2,603,701.92-1,071,037.74

Finding the Fourth Proportional to 1,886,570.04, 2,603,701.92 and 1,071,037.74

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Solution

The fourth proportional to 1,886,570.04, 2,603,701.92 and 1,071,037.74 is: 1,478,165.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,886,570.04 : 2,603,701.92 = 1,071,037.74 : x
  2. Step 2: Convert to fraction form
    1,886,570.04/2,603,701.92 = 1,071,037.74/x
  3. Step 3: Cross multiply
    1,886,570.04x = 2,603,701.92 × 1,071,037.74
  4. Step 4: Simplify right side
    1,886,570.04x = 2,788,663,013,140.32
  5. Step 5: Solve for x
    x = 2,788,663,013,140.32/1,886,570.04
  6. Step 6: Final answer
    x = 1,478,165.64

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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.