Home / 1,209,875.96-1,814,980.02-410,943.02

Finding the Fourth Proportional to 1,209,875.96, 1,814,980.02 and 410,943.02

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Solution

The fourth proportional to 1,209,875.96, 1,814,980.02 and 410,943.02 is: 616,470.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,209,875.96 : 1,814,980.02 = 410,943.02 : x
  2. Step 2: Convert to fraction form
    1,209,875.96/1,814,980.02 = 410,943.02/x
  3. Step 3: Cross multiply
    1,209,875.96x = 1,814,980.02 × 410,943.02
  4. Step 4: Simplify right side
    1,209,875.96x = 745,853,370,658.46
  5. Step 5: Solve for x
    x = 745,853,370,658.46/1,209,875.96
  6. Step 6: Final answer
    x = 616,470.94

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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.