Home / 1,927,384.71-2,890,814.62-507,321.87

Finding the Fourth Proportional to 1,927,384.71, 2,890,814.62 and 507,321.87

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Solution

The fourth proportional to 1,927,384.71, 2,890,814.62 and 507,321.87 is: 760,913.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,927,384.71 : 2,890,814.62 = 507,321.87 : x
  2. Step 2: Convert to fraction form
    1,927,384.71/2,890,814.62 = 507,321.87/x
  3. Step 3: Cross multiply
    1,927,384.71x = 2,890,814.62 × 507,321.87
  4. Step 4: Simplify right side
    1,927,384.71x = 1,466,573,478,841.74
  5. Step 5: Solve for x
    x = 1,466,573,478,841.74/1,927,384.71
  6. Step 6: Final answer
    x = 760,913.72

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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.