Home / 1,036,275.10-1,554,631.35-326,374.90

Finding the Fourth Proportional to 1,036,275.10, 1,554,631.35 and 326,374.90

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Solution

The fourth proportional to 1,036,275.10, 1,554,631.35 and 326,374.90 is: 489,631.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,275.10 : 1,554,631.35 = 326,374.90 : x
  2. Step 2: Convert to fraction form
    1,036,275.10/1,554,631.35 = 326,374.90/x
  3. Step 3: Cross multiply
    1,036,275.10x = 1,554,631.35 × 326,374.90
  4. Step 4: Simplify right side
    1,036,275.10x = 507,392,651,393.12
  5. Step 5: Solve for x
    x = 507,392,651,393.12/1,036,275.10
  6. Step 6: Final answer
    x = 489,631.23

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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.