Home / 1,448,358.16-1,998,271.88-836,430.10

Finding the Fourth Proportional to 1,448,358.16, 1,998,271.88 and 836,430.10

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Solution

The fourth proportional to 1,448,358.16, 1,998,271.88 and 836,430.10 is: 1,154,006.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,358.16 : 1,998,271.88 = 836,430.10 : x
  2. Step 2: Convert to fraction form
    1,448,358.16/1,998,271.88 = 836,430.10/x
  3. Step 3: Cross multiply
    1,448,358.16x = 1,998,271.88 × 836,430.10
  4. Step 4: Simplify right side
    1,448,358.16x = 1,671,414,748,415.59
  5. Step 5: Solve for x
    x = 1,671,414,748,415.59/1,448,358.16
  6. Step 6: Final answer
    x = 1,154,006.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.