Home / 1,142,210.43-1,712,941.95-534,810.72

Finding the Fourth Proportional to 1,142,210.43, 1,712,941.95 and 534,810.72

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Solution

The fourth proportional to 1,142,210.43, 1,712,941.95 and 534,810.72 is: 802,041.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,210.43 : 1,712,941.95 = 534,810.72 : x
  2. Step 2: Convert to fraction form
    1,142,210.43/1,712,941.95 = 534,810.72/x
  3. Step 3: Cross multiply
    1,142,210.43x = 1,712,941.95 × 534,810.72
  4. Step 4: Simplify right side
    1,142,210.43x = 916,099,717,597.70
  5. Step 5: Solve for x
    x = 916,099,717,597.70/1,142,210.43
  6. Step 6: Final answer
    x = 802,041.11

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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.