Home / 1,048,510.20-1,573,931.70-649,601.40

Finding the Fourth Proportional to 1,048,510.20, 1,573,931.70 and 649,601.40

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Solution

The fourth proportional to 1,048,510.20, 1,573,931.70 and 649,601.40 is: 975,124.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,510.20 : 1,573,931.70 = 649,601.40 : x
  2. Step 2: Convert to fraction form
    1,048,510.20/1,573,931.70 = 649,601.40/x
  3. Step 3: Cross multiply
    1,048,510.20x = 1,573,931.70 × 649,601.40
  4. Step 4: Simplify right side
    1,048,510.20x = 1,022,428,235,824.38
  5. Step 5: Solve for x
    x = 1,022,428,235,824.38/1,048,510.20
  6. Step 6: Final answer
    x = 975,124.74

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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.