Home / 1,539,688.50-2,309,384.28-474,444.54

Finding the Fourth Proportional to 1,539,688.50, 2,309,384.28 and 474,444.54

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Solution

The fourth proportional to 1,539,688.50, 2,309,384.28 and 474,444.54 is: 711,621.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,688.50 : 2,309,384.28 = 474,444.54 : x
  2. Step 2: Convert to fraction form
    1,539,688.50/2,309,384.28 = 474,444.54/x
  3. Step 3: Cross multiply
    1,539,688.50x = 2,309,384.28 × 474,444.54
  4. Step 4: Simplify right side
    1,539,688.50x = 1,095,674,762,407.83
  5. Step 5: Solve for x
    x = 1,095,674,762,407.83/1,539,688.50
  6. Step 6: Final answer
    x = 711,621.06

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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.