Home / 1,539,397.51-2,124,705.79-895,189.32

Finding the Fourth Proportional to 1,539,397.51, 2,124,705.79 and 895,189.32

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Solution

The fourth proportional to 1,539,397.51, 2,124,705.79 and 895,189.32 is: 1,235,557.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,397.51 : 2,124,705.79 = 895,189.32 : x
  2. Step 2: Convert to fraction form
    1,539,397.51/2,124,705.79 = 895,189.32/x
  3. Step 3: Cross multiply
    1,539,397.51x = 2,124,705.79 × 895,189.32
  4. Step 4: Simplify right side
    1,539,397.51x = 1,902,013,927,433.71
  5. Step 5: Solve for x
    x = 1,902,013,927,433.71/1,539,397.51
  6. Step 6: Final answer
    x = 1,235,557.36

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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.