Home / 1,658,915.81-2,484,387.90-946,784.87

Finding the Fourth Proportional to 1,658,915.81, 2,484,387.90 and 946,784.87

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Solution

The fourth proportional to 1,658,915.81, 2,484,387.90 and 946,784.87 is: 1,417,902.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,658,915.81 : 2,484,387.90 = 946,784.87 : x
  2. Step 2: Convert to fraction form
    1,658,915.81/2,484,387.90 = 946,784.87/x
  3. Step 3: Cross multiply
    1,658,915.81x = 2,484,387.90 × 946,784.87
  4. Step 4: Simplify right side
    1,658,915.81x = 2,352,180,862,509.13
  5. Step 5: Solve for x
    x = 2,352,180,862,509.13/1,658,915.81
  6. Step 6: Final answer
    x = 1,417,902.50

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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.