Home / 1,577,798.51-2,370,971.29-858,671.90

Finding the Fourth Proportional to 1,577,798.51, 2,370,971.29 and 858,671.90

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Solution

The fourth proportional to 1,577,798.51, 2,370,971.29 and 858,671.90 is: 1,290,333.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,577,798.51 : 2,370,971.29 = 858,671.90 : x
  2. Step 2: Convert to fraction form
    1,577,798.51/2,370,971.29 = 858,671.90/x
  3. Step 3: Cross multiply
    1,577,798.51x = 2,370,971.29 × 858,671.90
  4. Step 4: Simplify right side
    1,577,798.51x = 2,035,886,421,056.08
  5. Step 5: Solve for x
    x = 2,035,886,421,056.08/1,577,798.51
  6. Step 6: Final answer
    x = 1,290,333.60

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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.