Home / 1,046,465.60-1,569,698.40-745,315.70

Finding the Fourth Proportional to 1,046,465.60, 1,569,698.40 and 745,315.70

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Solution

The fourth proportional to 1,046,465.60, 1,569,698.40 and 745,315.70 is: 1,117,973.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,046,465.60 : 1,569,698.40 = 745,315.70 : x
  2. Step 2: Convert to fraction form
    1,046,465.60/1,569,698.40 = 745,315.70/x
  3. Step 3: Cross multiply
    1,046,465.60x = 1,569,698.40 × 745,315.70
  4. Step 4: Simplify right side
    1,046,465.60x = 1,169,920,861,784.88
  5. Step 5: Solve for x
    x = 1,169,920,861,784.88/1,046,465.60
  6. Step 6: Final answer
    x = 1,117,973.55

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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.