Home / 1,570,339.32-2,167,068.62-854,947.32

Finding the Fourth Proportional to 1,570,339.32, 2,167,068.62 and 854,947.32

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Solution

The fourth proportional to 1,570,339.32, 2,167,068.62 and 854,947.32 is: 1,179,827.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,570,339.32 : 2,167,068.62 = 854,947.32 : x
  2. Step 2: Convert to fraction form
    1,570,339.32/2,167,068.62 = 854,947.32/x
  3. Step 3: Cross multiply
    1,570,339.32x = 2,167,068.62 × 854,947.32
  4. Step 4: Simplify right side
    1,570,339.32x = 1,852,729,508,925.10
  5. Step 5: Solve for x
    x = 1,852,729,508,925.10/1,570,339.32
  6. Step 6: Final answer
    x = 1,179,827.50

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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.