Home / 1,107,275.34-1,528,045.20-623,847.90

Finding the Fourth Proportional to 1,107,275.34, 1,528,045.20 and 623,847.90

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Solution

The fourth proportional to 1,107,275.34, 1,528,045.20 and 623,847.90 is: 860,913.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,275.34 : 1,528,045.20 = 623,847.90 : x
  2. Step 2: Convert to fraction form
    1,107,275.34/1,528,045.20 = 623,847.90/x
  3. Step 3: Cross multiply
    1,107,275.34x = 1,528,045.20 × 623,847.90
  4. Step 4: Simplify right side
    1,107,275.34x = 953,267,789,125.08
  5. Step 5: Solve for x
    x = 953,267,789,125.08/1,107,275.34
  6. Step 6: Final answer
    x = 860,913.05

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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.