Home / 1,153,981.96-1,592,411.67-637,729.67

Finding the Fourth Proportional to 1,153,981.96, 1,592,411.67 and 637,729.67

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Solution

The fourth proportional to 1,153,981.96, 1,592,411.67 and 637,729.67 is: 880,020.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,981.96 : 1,592,411.67 = 637,729.67 : x
  2. Step 2: Convert to fraction form
    1,153,981.96/1,592,411.67 = 637,729.67/x
  3. Step 3: Cross multiply
    1,153,981.96x = 1,592,411.67 × 637,729.67
  4. Step 4: Simplify right side
    1,153,981.96x = 1,015,528,172,794.28
  5. Step 5: Solve for x
    x = 1,015,528,172,794.28/1,153,981.96
  6. Step 6: Final answer
    x = 880,020.84

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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.