Home / 1,559,929.70-2,152,717.23-915,360.63

Finding the Fourth Proportional to 1,559,929.70, 2,152,717.23 and 915,360.63

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Solution

The fourth proportional to 1,559,929.70, 2,152,717.23 and 915,360.63 is: 1,263,206.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,559,929.70 : 2,152,717.23 = 915,360.63 : x
  2. Step 2: Convert to fraction form
    1,559,929.70/2,152,717.23 = 915,360.63/x
  3. Step 3: Cross multiply
    1,559,929.70x = 2,152,717.23 × 915,360.63
  4. Step 4: Simplify right side
    1,559,929.70x = 1,970,512,599,864.65
  5. Step 5: Solve for x
    x = 1,970,512,599,864.65/1,559,929.70
  6. Step 6: Final answer
    x = 1,263,206.03

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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.