Home / 1,069,415.60-1,602,827.40-619,271.60

Finding the Fourth Proportional to 1,069,415.60, 1,602,827.40 and 619,271.60

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Solution

The fourth proportional to 1,069,415.60, 1,602,827.40 and 619,271.60 is: 928,156.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,415.60 : 1,602,827.40 = 619,271.60 : x
  2. Step 2: Convert to fraction form
    1,069,415.60/1,602,827.40 = 619,271.60/x
  3. Step 3: Cross multiply
    1,069,415.60x = 1,602,827.40 × 619,271.60
  4. Step 4: Simplify right side
    1,069,415.60x = 992,585,488,521.84
  5. Step 5: Solve for x
    x = 992,585,488,521.84/1,069,415.60
  6. Step 6: Final answer
    x = 928,156.92

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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.