Home / 1,506,303.81-2,078,747.15-827,240.31

Finding the Fourth Proportional to 1,506,303.81, 2,078,747.15 and 827,240.31

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Solution

The fourth proportional to 1,506,303.81, 2,078,747.15 and 827,240.31 is: 1,141,617.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,506,303.81 : 2,078,747.15 = 827,240.31 : x
  2. Step 2: Convert to fraction form
    1,506,303.81/2,078,747.15 = 827,240.31/x
  3. Step 3: Cross multiply
    1,506,303.81x = 2,078,747.15 × 827,240.31
  4. Step 4: Simplify right side
    1,506,303.81x = 1,719,623,432,641.42
  5. Step 5: Solve for x
    x = 1,719,623,432,641.42/1,506,303.81
  6. Step 6: Final answer
    x = 1,141,617.93

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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.