Home / 1,545,613.40-2,318,420.10-705,805.40

Finding the Fourth Proportional to 1,545,613.40, 2,318,420.10 and 705,805.40

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Solution

The fourth proportional to 1,545,613.40, 2,318,420.10 and 705,805.40 is: 1,058,708.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,545,613.40 : 2,318,420.10 = 705,805.40 : x
  2. Step 2: Convert to fraction form
    1,545,613.40/2,318,420.10 = 705,805.40/x
  3. Step 3: Cross multiply
    1,545,613.40x = 2,318,420.10 × 705,805.40
  4. Step 4: Simplify right side
    1,545,613.40x = 1,636,353,426,048.54
  5. Step 5: Solve for x
    x = 1,636,353,426,048.54/1,545,613.40
  6. Step 6: Final answer
    x = 1,058,708.10

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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.