Home / 1,069,811.80-1,604,328.90-537,155.80

Finding the Fourth Proportional to 1,069,811.80, 1,604,328.90 and 537,155.80

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Solution

The fourth proportional to 1,069,811.80, 1,604,328.90 and 537,155.80 is: 805,538.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,811.80 : 1,604,328.90 = 537,155.80 : x
  2. Step 2: Convert to fraction form
    1,069,811.80/1,604,328.90 = 537,155.80/x
  3. Step 3: Cross multiply
    1,069,811.80x = 1,604,328.90 × 537,155.80
  4. Step 4: Simplify right side
    1,069,811.80x = 861,774,573,742.62
  5. Step 5: Solve for x
    x = 861,774,573,742.62/1,069,811.80
  6. Step 6: Final answer
    x = 805,538.48

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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.