Home / 1,058,443.10-1,460,776.68-628,724.93

Finding the Fourth Proportional to 1,058,443.10, 1,460,776.68 and 628,724.93

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Solution

The fourth proportional to 1,058,443.10, 1,460,776.68 and 628,724.93 is: 867,714.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058,443.10 : 1,460,776.68 = 628,724.93 : x
  2. Step 2: Convert to fraction form
    1,058,443.10/1,460,776.68 = 628,724.93/x
  3. Step 3: Cross multiply
    1,058,443.10x = 1,460,776.68 × 628,724.93
  4. Step 4: Simplify right side
    1,058,443.10x = 918,426,715,878.63
  5. Step 5: Solve for x
    x = 918,426,715,878.63/1,058,443.10
  6. Step 6: Final answer
    x = 867,714.77

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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.