Home / 1,974,385.76-2,724,670.50-1,158,603.16

Finding the Fourth Proportional to 1,974,385.76, 2,724,670.50 and 1,158,603.16

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Solution

The fourth proportional to 1,974,385.76, 2,724,670.50 and 1,158,603.16 is: 1,598,883.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,974,385.76 : 2,724,670.50 = 1,158,603.16 : x
  2. Step 2: Convert to fraction form
    1,974,385.76/2,724,670.50 = 1,158,603.16/x
  3. Step 3: Cross multiply
    1,974,385.76x = 2,724,670.50 × 1,158,603.16
  4. Step 4: Simplify right side
    1,974,385.76x = 3,156,811,851,258.78
  5. Step 5: Solve for x
    x = 3,156,811,851,258.78/1,974,385.76
  6. Step 6: Final answer
    x = 1,598,883.01

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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.