Home / 1,929,463.34-2,662,641.27-1,058,280.20

Finding the Fourth Proportional to 1,929,463.34, 2,662,641.27 and 1,058,280.20

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Solution

The fourth proportional to 1,929,463.34, 2,662,641.27 and 1,058,280.20 is: 1,460,416.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,929,463.34 : 2,662,641.27 = 1,058,280.20 : x
  2. Step 2: Convert to fraction form
    1,929,463.34/2,662,641.27 = 1,058,280.20/x
  3. Step 3: Cross multiply
    1,929,463.34x = 2,662,641.27 × 1,058,280.20
  4. Step 4: Simplify right side
    1,929,463.34x = 2,817,820,522,430.65
  5. Step 5: Solve for x
    x = 2,817,820,522,430.65/1,929,463.34
  6. Step 6: Final answer
    x = 1,460,416.72

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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.