Home / 2,153,670.67-2,972,085.51-1,186,835.50

Finding the Fourth Proportional to 2,153,670.67, 2,972,085.51 and 1,186,835.50

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Solution

The fourth proportional to 2,153,670.67, 2,972,085.51 and 1,186,835.50 is: 1,637,844.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,153,670.67 : 2,972,085.51 = 1,186,835.50 : x
  2. Step 2: Convert to fraction form
    2,153,670.67/2,972,085.51 = 1,186,835.50/x
  3. Step 3: Cross multiply
    2,153,670.67x = 2,972,085.51 × 1,186,835.50
  4. Step 4: Simplify right side
    2,153,670.67x = 3,527,376,592,303.60
  5. Step 5: Solve for x
    x = 3,527,376,592,303.60/2,153,670.67
  6. Step 6: Final answer
    x = 1,637,844.00

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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.