Home / 1,126,178.02-1,554,124.28-609,931.61

Finding the Fourth Proportional to 1,126,178.02, 1,554,124.28 and 609,931.61

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Solution

The fourth proportional to 1,126,178.02, 1,554,124.28 and 609,931.61 is: 841,704.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,178.02 : 1,554,124.28 = 609,931.61 : x
  2. Step 2: Convert to fraction form
    1,126,178.02/1,554,124.28 = 609,931.61/x
  3. Step 3: Cross multiply
    1,126,178.02x = 1,554,124.28 × 609,931.61
  4. Step 4: Simplify right side
    1,126,178.02x = 947,909,513,420.21
  5. Step 5: Solve for x
    x = 947,909,513,420.21/1,126,178.02
  6. Step 6: Final answer
    x = 841,704.86

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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.