Home / 1,162,574.40-1,742,565.60-452,366.40

Finding the Fourth Proportional to 1,162,574.40, 1,742,565.60 and 452,366.40

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Solution

The fourth proportional to 1,162,574.40, 1,742,565.60 and 452,366.40 is: 678,045.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,162,574.40 : 1,742,565.60 = 452,366.40 : x
  2. Step 2: Convert to fraction form
    1,162,574.40/1,742,565.60 = 452,366.40/x
  3. Step 3: Cross multiply
    1,162,574.40x = 1,742,565.60 × 452,366.40
  4. Step 4: Simplify right side
    1,162,574.40x = 788,278,127,235.84
  5. Step 5: Solve for x
    x = 788,278,127,235.84/1,162,574.40
  6. Step 6: Final answer
    x = 678,045.32

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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.