Home / 1,377,116.28-2,065,210.02-523,985.40

Finding the Fourth Proportional to 1,377,116.28, 2,065,210.02 and 523,985.40

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Solution

The fourth proportional to 1,377,116.28, 2,065,210.02 and 523,985.40 is: 785,801.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,377,116.28 : 2,065,210.02 = 523,985.40 : x
  2. Step 2: Convert to fraction form
    1,377,116.28/2,065,210.02 = 523,985.40/x
  3. Step 3: Cross multiply
    1,377,116.28x = 2,065,210.02 × 523,985.40
  4. Step 4: Simplify right side
    1,377,116.28x = 1,082,139,898,413.71
  5. Step 5: Solve for x
    x = 1,082,139,898,413.71/1,377,116.28
  6. Step 6: Final answer
    x = 785,801.40

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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.