Home / 1,162,509.40-1,742,468.10-452,301.40

Finding the Fourth Proportional to 1,162,509.40, 1,742,468.10 and 452,301.40

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Solution

The fourth proportional to 1,162,509.40, 1,742,468.10 and 452,301.40 is: 677,947.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,162,509.40 : 1,742,468.10 = 452,301.40 : x
  2. Step 2: Convert to fraction form
    1,162,509.40/1,742,468.10 = 452,301.40/x
  3. Step 3: Cross multiply
    1,162,509.40x = 1,742,468.10 × 452,301.40
  4. Step 4: Simplify right side
    1,162,509.40x = 788,120,761,085.34
  5. Step 5: Solve for x
    x = 788,120,761,085.34/1,162,509.40
  6. Step 6: Final answer
    x = 677,947.86

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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.