Home / 1,590,823.85-2,386,240.67-392,746.29

Finding the Fourth Proportional to 1,590,823.85, 2,386,240.67 and 392,746.29

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Solution

The fourth proportional to 1,590,823.85, 2,386,240.67 and 392,746.29 is: 589,120.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,590,823.85 : 2,386,240.67 = 392,746.29 : x
  2. Step 2: Convert to fraction form
    1,590,823.85/2,386,240.67 = 392,746.29/x
  3. Step 3: Cross multiply
    1,590,823.85x = 2,386,240.67 × 392,746.29
  4. Step 4: Simplify right side
    1,590,823.85x = 937,187,168,225.88
  5. Step 5: Solve for x
    x = 937,187,168,225.88/1,590,823.85
  6. Step 6: Final answer
    x = 589,120.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.